# Waco UPF-7

- Type: Aircraft model (FAA registry)
- Registry code: 9601302
- Manufacturer (registry): WACO
- Model: UPF-7
- Aircraft type: Fixed wing single engine
- Category: Airplane
- Engines: 1 · Reciprocating
- Seats: 2
- Weight class: Up to 12,499 lb
- Cruise speed: 165 mph
- Certification: Type certificated
- Data sheet: [TCDS A-642](https://openairdocs.org/tcds/A-642) (OpenAirDocs)
- Holder: The Waco Aircraft Company
- Registered aircraft: 189
- Page: https://openairdocs.org/model/waco-upf-7

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker.

## ADs that may apply (OpenAirDocs)

Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

None matched.

## Registered aircraft (189, first 50)

- [N1333D](https://openairdocs.org/aircraft/N1333D): [Baldock Patrick M](https://openairdocs.org/faa-owner/BALDOCK%20PATRICK%20M), [Carleton, MI](https://openairdocs.org/faa-place/MI/Carleton), built 1942, S/N 5838
- [N133RG](https://openairdocs.org/aircraft/N133RG): [R & R Aviation Supply Inc](https://openairdocs.org/faa-owner/R%20%26%20R%20AVIATION%20SUPPLY%20INC), [Scottsville, VA](https://openairdocs.org/faa-place/VA/Scottsville), built 1940, S/N 5363
- [N134Q](https://openairdocs.org/aircraft/N134Q): [Ulrich Philip J](https://openairdocs.org/faa-owner/ULRICH%20PHILIP%20J), [Punta Gorda, FL](https://openairdocs.org/faa-place/FL/Punta%20Gorda), built 1940, S/N 5484
- [N14085](https://openairdocs.org/aircraft/N14085): [Morozowsky Anthony M](https://openairdocs.org/faa-owner/MOROZOWSKY%20ANTHONY%20M), [Zanesville, OH](https://openairdocs.org/faa-place/OH/Zanesville), built 1942, S/N 5836
- [N151LP](https://openairdocs.org/aircraft/N151LP): [Pietsch Warren A](https://openairdocs.org/faa-owner/PIETSCH%20WARREN%20A), [Minot, ND](https://openairdocs.org/faa-place/ND/Minot), S/N 5824
- [N152E](https://openairdocs.org/aircraft/N152E): [Morozowsky John S](https://openairdocs.org/faa-owner/MOROZOWSKY%20JOHN%20S), [Zanesville, OH](https://openairdocs.org/faa-place/OH/Zanesville), built 1940, S/N 5530
- [N158E](https://openairdocs.org/aircraft/N158E): [Ferris Lyle C](https://openairdocs.org/faa-owner/FERRIS%20LYLE%20C), [Antioch, IL](https://openairdocs.org/faa-place/IL/Antioch), built 1940, S/N 5577
- [N164](https://openairdocs.org/aircraft/N164): [Lcs Energy Inc](https://openairdocs.org/faa-owner/LCS%20ENERGY%20INC), [Dover, DE](https://openairdocs.org/faa-place/DE/Dover), built 1940, S/N 5583
- [N173E](https://openairdocs.org/aircraft/N173E): [Waco Partners LLC](https://openairdocs.org/faa-owner/WACO%20PARTNERS%20LLC), [Dunkirk, NY](https://openairdocs.org/faa-place/NY/Dunkirk), S/N 5592
- [N180GD](https://openairdocs.org/aircraft/N180GD): [Kimball Ronald C](https://openairdocs.org/faa-owner/KIMBALL%20RONALD%20C), [Washington, IN](https://openairdocs.org/faa-place/IN/Washington), built 1941, S/N 5599
- [N184E](https://openairdocs.org/aircraft/N184E): [Ciabattoni Joseph L](https://openairdocs.org/faa-owner/CIABATTONI%20JOSEPH%20L), [Upland, CA](https://openairdocs.org/faa-place/CA/Upland), built 1941, S/N 5603
- [N185V](https://openairdocs.org/aircraft/N185V): [King John D](https://openairdocs.org/faa-owner/KING%20JOHN%20D), [Midland, VA](https://openairdocs.org/faa-place/VA/Midland), built 1941, S/N 5604
- [N20971](https://openairdocs.org/aircraft/N20971): [Baldwin David M Jr](https://openairdocs.org/faa-owner/BALDWIN%20DAVID%20M%20JR), [Port Orange, FL](https://openairdocs.org/faa-place/FL/Port%20Orange), built 1940, S/N 5317
- [N20973](https://openairdocs.org/aircraft/N20973): [Four Stars Four Bars Aeromotive LLC](https://openairdocs.org/faa-owner/FOUR%20STARS%20FOUR%20BARS%20AEROMOTIVE%20LLC), [Fairbanks, AK](https://openairdocs.org/faa-place/AK/Fairbanks), S/N 5319
- [N20979](https://openairdocs.org/aircraft/N20979): [Dmb Aircraft Inc](https://openairdocs.org/faa-owner/DMB%20AIRCRAFT%20INC), [Edgartown, MA](https://openairdocs.org/faa-place/MA/Edgartown), built 1940, S/N 5326
- [N219](https://openairdocs.org/aircraft/N219): [Ytp-14 LLC](https://openairdocs.org/faa-owner/YTP-14%20LLC), [Ocala, FL](https://openairdocs.org/faa-place/FL/Ocala), built 1939, S/N 5302
- [N226E](https://openairdocs.org/aircraft/N226E): [Palm Springs Air Museum Inc](https://openairdocs.org/faa-owner/PALM%20SPRINGS%20AIR%20MUSEUM%20INC), [Palm Springs, CA](https://openairdocs.org/faa-place/CA/Palm%20Springs), built 1939, S/N 5309
- [N2291](https://openairdocs.org/aircraft/N2291): [King John D](https://openairdocs.org/faa-owner/KING%20JOHN%20D), [Midland, VA](https://openairdocs.org/faa-place/VA/Midland), built 1939, S/N 5312
- [N2369Q](https://openairdocs.org/aircraft/N2369Q): [Franklin Kyle A](https://openairdocs.org/faa-owner/FRANKLIN%20KYLE%20A), [Ruidoso, NM](https://openairdocs.org/faa-place/NM/Ruidoso), built 1940, S/N 5387
- [N247TG](https://openairdocs.org/aircraft/N247TG): [Gummer Thomas E](https://openairdocs.org/faa-owner/GUMMER%20THOMAS%20E), [Anchorage, AK](https://openairdocs.org/faa-place/AK/Anchorage), built 1941, S/N 5611
- [N29300](https://openairdocs.org/aircraft/N29300): [Aeh Flying Inc](https://openairdocs.org/faa-owner/AEH%20FLYING%20INC), [Cincinnati, OH](https://openairdocs.org/faa-place/OH/Cincinnati), built 1940, S/N 5327
- [N29301](https://openairdocs.org/aircraft/N29301): [Horst Aviation LLC](https://openairdocs.org/faa-owner/HORST%20AVIATION%20LLC), [New Holland, PA](https://openairdocs.org/faa-place/PA/New%20Holland), built 1940, S/N 5328
- [N29303](https://openairdocs.org/aircraft/N29303): [Roberts Marc](https://openairdocs.org/faa-owner/ROBERTS%20MARC), [Thomasville, PA](https://openairdocs.org/faa-place/PA/Thomasville), built 1949, S/N 5330
- [N29309](https://openairdocs.org/aircraft/N29309): [Mcgrath Joel M](https://openairdocs.org/faa-owner/MCGRATH%20JOEL%20M), [Nine Mile Falls, WA](https://openairdocs.org/faa-place/WA/Nine%20Mile%20Falls), built 1940, S/N 5336
- [N29312](https://openairdocs.org/aircraft/N29312): [Wenglarz Maxwell D](https://openairdocs.org/faa-owner/WENGLARZ%20MAXWELL%20D), [San Pierre, IN](https://openairdocs.org/faa-place/IN/San%20Pierre), S/N 5649
- [N29322](https://openairdocs.org/aircraft/N29322): [Flaglor Thomas R](https://openairdocs.org/faa-owner/FLAGLOR%20THOMAS%20R), [Mosheim, TN](https://openairdocs.org/faa-place/TN/Mosheim), S/N 5349
- [N29323](https://openairdocs.org/aircraft/N29323): [Rare Aircraft Ltd](https://openairdocs.org/faa-owner/RARE%20AIRCRAFT%20LTD), [Faribault, MN](https://openairdocs.org/faa-place/MN/Faribault), S/N 5350
- [N29324](https://openairdocs.org/aircraft/N29324): [Collings Foundation Inc DBA](https://openairdocs.org/faa-owner/COLLINGS%20FOUNDATION%20INC%20DBA), [Hudson, MA](https://openairdocs.org/faa-place/MA/Hudson), built 1940, S/N 5351
- [N29327](https://openairdocs.org/aircraft/N29327): [Parker O'Malley Corporation](https://openairdocs.org/faa-owner/PARKER%20O'MALLEY%20CORPORATION), [Chatham, NY](https://openairdocs.org/faa-place/NY/Chatham), built 1940, S/N 5354
- [N29328](https://openairdocs.org/aircraft/N29328): [Miss Daisy LLC](https://openairdocs.org/faa-owner/MISS%20DAISY%20LLC), [Helena, MT](https://openairdocs.org/faa-place/MT/Helena), built 1940, S/N 5355
- [N29337](https://openairdocs.org/aircraft/N29337): [Vanderbeek Robert K](https://openairdocs.org/faa-owner/VANDERBEEK%20ROBERT%20K), [Plainfield, IL](https://openairdocs.org/faa-place/IL/Plainfield), built 1940, S/N 5364
- [N29338](https://openairdocs.org/aircraft/N29338): [Mccoy Randy L](https://openairdocs.org/faa-owner/MCCOY%20RANDY%20L), [Winnemucca, NV](https://openairdocs.org/faa-place/NV/Winnemucca), built 1940, S/N 5365
- [N29352](https://openairdocs.org/aircraft/N29352): [Mccoy Randy L](https://openairdocs.org/faa-owner/MCCOY%20RANDY%20L), [Winnemucca, NV](https://openairdocs.org/faa-place/NV/Winnemucca), built 1940, S/N 5379
- [N29353](https://openairdocs.org/aircraft/N29353): [Simply Living LLC](https://openairdocs.org/faa-owner/SIMPLY%20LIVING%20LLC), [Fort Myers, FL](https://openairdocs.org/faa-place/FL/Fort%20Myers), built 1940, S/N 5380
- [N29355](https://openairdocs.org/aircraft/N29355): [James Stanley J](https://openairdocs.org/faa-owner/JAMES%20STANLEY%20J), [Williamson, GA](https://openairdocs.org/faa-place/GA/Williamson), built 1940, S/N 5382
- [N29357](https://openairdocs.org/aircraft/N29357): [Burns Steven M](https://openairdocs.org/faa-owner/BURNS%20STEVEN%20M), [North Hampton, NH](https://openairdocs.org/faa-place/NH/North%20Hampton), S/N 5384
- [N29364](https://openairdocs.org/aircraft/N29364): [Mills Air Service Inc](https://openairdocs.org/faa-owner/MILLS%20AIR%20SERVICE%20INC), [Marstons Mills, MA](https://openairdocs.org/faa-place/MA/Marstons%20Mills), built 1940, S/N 5391
- [N29365](https://openairdocs.org/aircraft/N29365): [Wiemer Karl J](https://openairdocs.org/faa-owner/WIEMER%20KARL%20J), [Norwalk, CT](https://openairdocs.org/faa-place/CT/Norwalk), S/N 5392
- [N29368](https://openairdocs.org/aircraft/N29368): [Marden Thomas C](https://openairdocs.org/faa-owner/MARDEN%20THOMAS%20C), [Erwinna, PA](https://openairdocs.org/faa-place/PA/Erwinna), built 1940, S/N 5395
- [N29901](https://openairdocs.org/aircraft/N29901): [Blue Sky Adventures LLC](https://openairdocs.org/faa-owner/BLUE%20SKY%20ADVENTURES%20LLC), [Hanover, PA](https://openairdocs.org/faa-place/PA/Hanover), built 1940, S/N 5398
- [N29902](https://openairdocs.org/aircraft/N29902): [N29902 LLC](https://openairdocs.org/faa-owner/N29902%20LLC), [Sheridan, AR](https://openairdocs.org/faa-place/AR/Sheridan), built 1940, S/N 5399
- [N29905](https://openairdocs.org/aircraft/N29905): [Silver Cloud USA LLC](https://openairdocs.org/faa-owner/SILVER%20CLOUD%20USA%20LLC), [Ellicottville, NY](https://openairdocs.org/faa-place/NY/Ellicottville), built 1940, S/N 5402
- [N29908](https://openairdocs.org/aircraft/N29908): [Barnes Rodney E](https://openairdocs.org/faa-owner/BARNES%20RODNEY%20E), [Iron Ridge, WI](https://openairdocs.org/faa-place/WI/Iron%20Ridge), built 1940, S/N 5405
- [N29909](https://openairdocs.org/aircraft/N29909): [Hotel Charlie LLC](https://openairdocs.org/faa-owner/HOTEL%20CHARLIE%20LLC), [Lewes, DE](https://openairdocs.org/faa-place/DE/Lewes), built 1942, S/N 5406
- [N29911](https://openairdocs.org/aircraft/N29911): [Se2quel Partners LLC](https://openairdocs.org/faa-owner/SE2QUEL%20PARTNERS%20LLC), [Pleasanton, CA](https://openairdocs.org/faa-place/CA/Pleasanton), built 1940, S/N 5408
- [N29919](https://openairdocs.org/aircraft/N29919): [Scheibe Mark E](https://openairdocs.org/faa-owner/SCHEIBE%20MARK%20E), [Lakeville, OH](https://openairdocs.org/faa-place/OH/Lakeville), built 1940, S/N 5416
- [N29923](https://openairdocs.org/aircraft/N29923): [Btb Ltd](https://openairdocs.org/faa-owner/BTB%20LTD), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1940, S/N 5420
- [N29925](https://openairdocs.org/aircraft/N29925): [Scheibe Mark E](https://openairdocs.org/faa-owner/SCHEIBE%20MARK%20E), [Lakeville, OH](https://openairdocs.org/faa-place/OH/Lakeville), built 1940, S/N 5422
- [N29926](https://openairdocs.org/aircraft/N29926): [Ifly High LLC](https://openairdocs.org/faa-owner/IFLY%20HIGH%20LLC), [Phoenix, AZ](https://openairdocs.org/faa-place/AZ/Phoenix), S/N 5423
- [N29927](https://openairdocs.org/aircraft/N29927): [Keller James E](https://openairdocs.org/faa-owner/KELLER%20JAMES%20E), [Canton, OH](https://openairdocs.org/faa-place/OH/Canton), built 1940, S/N 5424

All 189: https://openairdocs.org/model/waco-upf-7/aircraft.md

## NTSB investigations (94, newest 50)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB ERA24LA125](https://openairdocs.org/ntsb/ERA24LA125), Feb 24, 2024: Waco UPF-7 (N30169), Atlanta, GA, substantial damage. Probable cause: The pilot’s failure to maintain directional control during the landing in gusting crosswind conditions.
- [NTSB ERA23LA345](https://openairdocs.org/ntsb/ERA23LA345), Aug 20, 2023: Waco UPF-7 (N39721), Warrenton, VA, substantial damage. Probable cause: A ground loop during landing resulting from a partial separation of the right main landing gear strut during takeoff.
- [NTSB ERA22LA364](https://openairdocs.org/ntsb/ERA22LA364), Aug 6, 2022: Waco UPF-7 (N32141), Erwinna, PA, substantial damage. Probable cause: The inability of both pilots to see and avoid the collision. Contributing to the accident was the pilot of the red airplane’s decision to utilize the converging runway for takeoff, contrary to the…
- [NTSB ERA17LA340](https://openairdocs.org/ntsb/ERA17LA340), Sep 28, 2017: Waco UPF 7 (N29909), Ocklawaha, FL, substantial damage. Probable cause: A failure of both magnetos due to multiple deficiencies, which resulted in a total loss of engine power.
- [NTSB ERA17LA253](https://openairdocs.org/ntsb/ERA17LA253), Jul 3, 2017: Waco UPF 7 (N134Q), Brunswick, GA, substantial damage. Probable cause: The failure of the right main landing gear strut brace for reasons that could not be determined based on the available evidence.
- [NTSB CEN15LA295](https://openairdocs.org/ntsb/CEN15LA295), Jun 3, 2015: Waco UPF 7 (N29943), Montrose, CO, substantial damage. Probable cause: The pilot's failure to attain suitable altitude while flying over high mountainous terrain in downdraft conditions.
- [NTSB GAA15CA001](https://openairdocs.org/ntsb/GAA15CA001), Mar 6, 2015: Waco UPF 7 (N32063), Rio Vista, CA, substantial damage. Probable cause: The pilot's failure to maintain directional control during the landing roll.
- [NTSB ERA14LA319](https://openairdocs.org/ntsb/ERA14LA319), Jun 29, 2014: Waco UPF 7 (N32162), Warrenton, VA, substantial damage. Probable cause: A total loss of engine power during a low pass for reasons that could not be determined during postaccident examination of the engine.
- [NTSB WPR13CA146](https://openairdocs.org/ntsb/WPR13CA146), Mar 11, 2013: Waco UPF-7 (N29969), Paso Robles, CA, substantial damage. Probable cause: The pilot's failure to adequately compensate for crosswind conditions, which resulted in a loss of directional control during the landing roll.
- [NTSB CEN12LA582](https://openairdocs.org/ntsb/CEN12LA582), Aug 27, 2012: Waco UPF-7 (N32011), Jim Falls, WI, substantial damage. Probable cause: The blockage of the right fuel tank vent, which resulted in a total loss of engine power due to fuel starvation.
- [NTSB CEN11FA228](https://openairdocs.org/ntsb/CEN11FA228), Mar 12, 2011: Waco UPF-7 (N30136), Brownsville, TX, substantial damage. Probable cause: The loss of engine power for undetermined reasons.
- [NTSB ERA09CA375](https://openairdocs.org/ntsb/ERA09CA375), Jul 4, 2009: Waco UPF-7 (N32132), Manteo, NC, substantial damage. Probable cause: The pilot's improper decision to exit the airplane, with the engine operating. Contributing to the accident was the inadvertent throttle movement by the passenger.
- [NTSB LAX07CA192](https://openairdocs.org/ntsb/LAX07CA192), Jun 19, 2007: Waco UPF-7 (N32035), Reno, NV, substantial damage. Probable cause: The pilot's failure to maintain directional control.
- [NTSB LAX07LA079](https://openairdocs.org/ntsb/LAX07LA079), Feb 3, 2007: Waco UPF-7 (N30140), Palos Verdes, CA, substantial damage. Probable cause: the failure of both pilots to maintain adequate visual lookout and clearance from each other while maneuvering in close proximity.
- [NTSB CHI07LA005](https://openairdocs.org/ntsb/CHI07LA005), Oct 8, 2006: Waco UPF7 (N39714), Lake Village, IN, minor damage. Probable cause: Inadequate visual lookout by the pilot. A factor associated with the accident was that neither airplane was equipped with communications equipment.
- [NTSB CHI05WA182](https://openairdocs.org/ntsb/CHI05WA182), Jul 10, 2005: Waco UPF-7 (N2369Q), Moose Jaw, Canada, destroyed, 2 fatal
- [NTSB CHI03LA034](https://openairdocs.org/ntsb/CHI03LA034), Oct 1, 2002: Waco UPF-7 (N32039), Owatonna, MN, substantial damage. Probable cause: The remedial action not performed by the certified flight instructor (CFI) during the bounced landing and directional control not maintained during the go-around by CFI. Contributing factors were the…
- [NTSB NYC02LA141](https://openairdocs.org/ntsb/NYC02LA141), Jul 17, 2002: Waco UPF-7 (N29988), Dayton, OH, substantial damage. Probable cause: The inadequate visual lookout by the pilot of the Kitfox. Factors related to the accident were the non-radio equipped Waco, and the hazy visual conditions.
- [NTSB MIA01LA019](https://openairdocs.org/ntsb/MIA01LA019), Oct 27, 2000: Waco UPF-7 (N32049), Key West, FL, substantial damage. Probable cause: The failure of the pilot to maintain directional control during landing with a quartering tail wind, resulting in the aircraft nosing over and coming to rest inverted.
- [NTSB IAD00LA066](https://openairdocs.org/ntsb/IAD00LA066), Jul 23, 2000: Waco UPF7 (N32162), Warrenton, VA, substantial damage. Probable cause: the loss of engine power over unsuitable terrain due to an inoperative magneto.
- [NTSB NYC00LA180](https://openairdocs.org/ntsb/NYC00LA180), Jul 2, 2000: Waco UPF-7 (N32133), Bally, PA, substantial damage. Probable cause: The pilot's failure to maintain control of the airplane after an aborted takeoff.
- [NTSB LAX00LA011](https://openairdocs.org/ntsb/LAX00LA011), Oct 17, 1999: Waco UPF7 (N32186), Jean, NV, minor damage. Probable cause: The pilot of the other airplane's failure to maintain an adequate visual lookout while taxiing for departure. Factors in the accident were: the narrow nature of the taxiway and the pilot of the other…
- [NTSB MIA98LA217](https://openairdocs.org/ntsb/MIA98LA217), Aug 3, 1998: Waco UPF-7 (N29927), Key West, FL, destroyed. Probable cause: A loss of engine power due to undetermined reasons, resulting in an inadvertent stall at too low an altitude to allow recovery.
- [NTSB CHI97LA211](https://openairdocs.org/ntsb/CHI97LA211), Jul 12, 1997: Waco UPF-7 (N30136), Springfield, IL, substantial damage. Probable cause: failure of the pilot to maintain safe altitude/clearance from the terrain. Factors relating to this accident were: the hazy weather condition, the resultant difficulty in keeping the other airplane…
- [NTSB MIA97LA062](https://openairdocs.org/ntsb/MIA97LA062), Jan 14, 1997: Waco UPF-7 (N29986), Sanibel, FL, substantial damage. Probable cause: A partial loss of engine power (rough running engine) for undetermined reason.
- [NTSB LAX96LA292](https://openairdocs.org/ntsb/LAX96LA292), Jul 30, 1996: Waco UPF7 (N29974), Payson, AZ, substantial damage. Probable cause: the failure of the pilot to maintain directional control on touchdown and the landing ground roll.
- [NTSB NYC96LA114](https://openairdocs.org/ntsb/NYC96LA114), May 25, 1996: Waco UPF-7 (N32091), East Canton, PA, substantial damage. Probable cause: the pilot's inadequate compensation for wind conditions, and his failure to maintain directional control, which resulted in a loss of control and subsequent collision with obstacles. The gusty…
- [NTSB NYC95LA231](https://openairdocs.org/ntsb/NYC95LA231), Sep 29, 1995: Waco UPF-7 (N167K), Staten Island, NY, substantial damage. Probable cause: Failure of the propeller blade due to fatigue, which resulted in severe vibration, subsequent separation of the engine, and a forced landing.
- [NTSB ANC95LA143](https://openairdocs.org/ntsb/ANC95LA143), Aug 18, 1995: Waco UPF-7 (N134Q), Anchorage, AK, substantial damage. Probable cause: THE PILOT'S INADEQUATE PREFLIGHT PLANNING/PREPARATION, WHICH RESULTED IN AN UNLOCKED ENGINE PRIMER AND SUBSEQUENT LOSS OF ENGINE POWER.
- [NTSB LAX95LA166](https://openairdocs.org/ntsb/LAX95LA166), Apr 22, 1995: Waco UPF-7 (N20971), Chino, CA, substantial damage. Probable cause: failure of the attachment link for the master cylinder return spring, which allowed the left brake to lock.
- [NTSB CHI94LA189](https://openairdocs.org/ntsb/CHI94LA189), Jun 4, 1994: Waco UPF-7 (N29952), Good Hope, IL, destroyed, 1 fatal. Probable cause: FAILURE OF THE PILOT TO MAINTAIN CONTROL OF THE AIRCRAFT, WHILE MANEUVERING. A FACTOR RELATED TO THE ACCIDENT WAS: THE PILOT'S IMPAIRMENT DUE TO USE OF A PRESCRIPTION DRUG THAT WAS NOT APPROVED FOR…
- [NTSB SEA94LA110](https://openairdocs.org/ntsb/SEA94LA110), Apr 27, 1994: Waco UPF-7 (N134Q), Lander, WY, substantial damage. Probable cause: POOR IN-FLIGHT PLANNING DECISION. FACTORS TO THE ACCIDENT WERE: WHITEOUT CONDITIONS AND INADVERTENT VFR INTO IMC.
- [NTSB LAX92FA257](https://openairdocs.org/ntsb/LAX92FA257), Jun 23, 1992: Waco UPF-7 (N29926), Sedona, AZ, destroyed, 2 fatal. Probable cause: FUEL EXHAUSTION DUE TO THE PILOTS INADEQUATE PREFLIGHT PLANNING AND HIS FAILURE TO REFUEL THE AIRPLANE PRIOR TO DEPARTURE. FACTORS IN THE ACCIDENT WERE: 1) THE UNRELIABLE FUEL SIGHT GAUGES WHICH WERE…
- [NTSB LAX91LA370](https://openairdocs.org/ntsb/LAX91LA370), Aug 25, 1991: Waco UPF-7 (N30107), Wallace, CA, substantial damage. Probable cause: THE PILOT'S FAILURE TO PROPERLY ALIGN HIS AIRPLANE WITH THE RUNWAY AND HIS FAILURE TO MAINTAIN DIRECTIONAL CONTROL DURING TAKEOFF. CONTRIBUTING FACTORS RELATED TO THE PRESENCE OF ROUGH AND DOWNHILL…
- [NTSB ATL91LA152](https://openairdocs.org/ntsb/ATL91LA152), Aug 5, 1991: Waco UPF-7 (N29926), Manning, SC, substantial damage. Probable cause: THE PILOT'S FAILURE TO MAINTAIN DIRECTIONAL CONTROL DURING THE TAKEOFF ROLL, AND HIS FAILURE TO ABORT THE TAKEOFF IN A TIMELY MANNER ONCE THE AIRPLANE HAD DEPARTED THE RUNWAY SURFACE. A FACTOR IN THE…
- [NTSB NYC91LA176](https://openairdocs.org/ntsb/NYC91LA176), Jul 9, 1991: Waco UPF-7 (N32126), Stebensville, PA, substantial damage. Probable cause: THE PILOT'S FAILURE TO REFUEL THE AIRPLANE, HIS IMPROPER FUEL CONSUMPTION CALCULATIONS, AND HIS FAILURE TO FLARE THE AIRPLANE DURING THE FORCED LANDING.
- [NTSB MIA91LA147](https://openairdocs.org/ntsb/MIA91LA147), May 15, 1991: Waco UPF-7 (N32133), Key West, FL, substantial damage. Probable cause: A MOMENTARY LOSS OF ENGINE POWER DUE TO UNDETERMINED REASONS.
- [NTSB NYC91LA007](https://openairdocs.org/ntsb/NYC91LA007), Oct 9, 1990: Waco UPF-7 (N32091), Erwinna, PA, substantial damage. Probable cause: THE PILOT'S FAILURE TO MAINTAIN DIRECTIONAL CONTROL DURING THE TAKE OFF ROLL.
- [NTSB MIA90IA036](https://openairdocs.org/ntsb/MIA90IA036), Nov 26, 1989: Waco UPF-7 (N32133), Key West, FL, incident, no damage. Probable cause: THE FAILURE OF THE PILOT TO ADEQUATELY WATCH FOR PARKED AIRCRAFT AFTER BECOMING DISTRACTED.
- [NTSB MIA89LA245](https://openairdocs.org/ntsb/MIA89LA245), Sep 10, 1989: Waco UPF-7 (N32133), Key West, FL, minor damage. Probable cause: INADEQUATE VISUAL LOOKOUT BY THE WACO PILOT, WHICH RESULTED IN HIS MISJUDGEMENT OF CLEARANCE BETWEEN HIS AIRCRAFT AND THE CESSNA 172 AND A SUBSEQUENT COLLISION.
- [NTSB DEN89LA201](https://openairdocs.org/ntsb/DEN89LA201), Aug 27, 1989: Waco UPF7 (N2369Q), Watkins, CO, substantial damage. Probable cause: FAILURE OF THE LEFT BRAKE ASSEMBLY, AND SUBSEQUENT LOSS OF DIRECTIONAL CONTROL BY THE PILOT.
- [NTSB NYC89LA180](https://openairdocs.org/ntsb/NYC89LA180), Aug 2, 1989: Waco UPF-7 (N39752), Plymouth, NH, substantial damage. Probable cause: LOSS OF DIRECTIONAL CONTROL DURING AN ABORTED TAKEOFF. THE DITCH WAS A RELATED FACTOR.
- [NTSB MKC89LA128](https://openairdocs.org/ntsb/MKC89LA128), Jun 6, 1989: Waco UPF-7 (N29309), Creve Coeur, MO, substantial damage. Probable cause: IMPROPER USE OF THE CARBURETOR HEAT BY THE PILOT AND CARBURETOR ICE. CONTRIBUTING FACTORS WERE: CARBURETOR ICING CONDITIONS, HIGH OBSTRUCTIONS AND TERRAIN CONDITIONS (CORN CROP).
- [NTSB MIA89LA112](https://openairdocs.org/ntsb/MIA89LA112), Mar 21, 1989: Waco UPF-7 (N39752), Marathon, FL, substantial damage. Probable cause: THE PILOT FAILED TO MAINTAIN DIRECTIONAL CONTROL OF THE AIRCRAFT AND INADVERTENTLY ALLOWED IT TO GROUND LOOP. CROSSWIND WAS A CONTRIBUTING FACTOR.
- [NTSB MIA89IA080](https://openairdocs.org/ntsb/MIA89IA080), Feb 6, 1989: Waco UPF-7 (N39721), Marathon, FL, incident, minor damage. Probable cause: FUEL STARVATION DUE TO A CORRODED CARBURETOR.
- [NTSB NYC88LA190](https://openairdocs.org/ntsb/NYC88LA190), Jul 21, 1988: Waco UPF-7 (N20973), Greenland, NH, substantial damage
- [NTSB NYC88LA179](https://openairdocs.org/ntsb/NYC88LA179), Jul 9, 1988: Waco UPF-7 (N32126), Plymouth, NH, substantial damage
- [NTSB MIA88LA216](https://openairdocs.org/ntsb/MIA88LA216), Jul 6, 1988: Waco UPF-7 (N32133), Key West, FL, substantial damage
- [NTSB MIA88LA106](https://openairdocs.org/ntsb/MIA88LA106), Feb 14, 1988: Waco UPF-7 (N29368), St Petersburg, FL, substantial damage
- [NTSB DEN86LA215](https://openairdocs.org/ntsb/DEN86LA215), Aug 3, 1986: Waco UPF-7 (N30196), Laramie, WY, destroyed

All 94: https://openairdocs.org/model/waco-upf-7/ntsb.md

## FAA accident and incident reports (102, newest 50)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Incident 20241106019179I](https://openairdocs.org/incident/20241106019179I), Nov 6, 2024: Waco UPF-7 (N32071), Bethany, OK, Minor damage. On 11/06/2024 the aircraft experanced a ground loop on landing. The aircraft traveled in excess of 360 degree and exited the runway to the left then hit a…
- [Incident 20241026015199I](https://openairdocs.org/incident/20241026015199I), Oct 26, 2024: Waco UPF-7 (N30146), Merritt Island, FL, Minor damage. On 10/26/2024 a Waco UPF-7 was returning from a flight when, while parking, the aircraft struck a vehicle that was not authorized to be on the airfield on the…
- [Accident 20240224020099A](https://openairdocs.org/incident/20240224020099A), Feb 24, 2024: Waco UPF-7 (N30169), Atlanta, GA, Substantial damage. The pilot in command had flown three (3) uneventul laps making full stop taxi-backs on runway 34, VFR at kpdk prior to the accident. The tower report for…
- [Accident 20230820014519A](https://openairdocs.org/incident/20230820014519A), Aug 20, 2023: Waco UPF-7 (N39721), Warrenton, VA, Substantial damage. On 8/20/2023 around 7:30 pm [privacy data omitted] was conducting an air tour ride. After take off the ground crews noticed the right gear was hanging out of…
- [Accident 20220806020321A](https://openairdocs.org/incident/20220806020321A), Aug 6, 2022: Waco UPF-7 (N32141), Erwinna, PA, Substantial damage. This accident was due to a ground collision between two aircraft. The pilot of the pitts, (report AEA0522020) stated that he made a radio call that he was…
- [Incident 20220605009619I](https://openairdocs.org/incident/20220605009619I), Jun 5, 2022: Waco UPF-7 (N32079), Cincinnati, OH, No damage. Upon landing, aircraft bounced slightly and when aircraft settled, began to swerve left of centerline without enough corrective action, causing a runway…
- [Incident 20180616015549I](https://openairdocs.org/incident/20180616015549I), Jun 16, 2018: Waco UPF-7 (N134Q), St Simons Islan, GA, Minor damage. On June 16, 2018 at 11:00 a.m., the pilot of N134Q was taxing his 1940 Waco UPF-7 through the parking ramp at (kssi) mckinnon airport on st. Simons island,…
- [Accident 20170928014199A](https://openairdocs.org/incident/20170928014199A), Sep 28, 2017: Waco UPF-7 (N29909), Oklawaha, FL, Substantial damage. Per pilot statement aircraft magnetos failed and engine lost power. Pilot stated he landed the aircraft in the tree tops, it rest momentarily and fell to the…
- [Accident 20170703008839A](https://openairdocs.org/incident/20170703008839A), Jul 3, 2017: Waco UPF-7 (N134Q), St. Simons, GA, Substantial damage. On July 3rd at approximately 4:30PM EST. Pilot was taxing to runway 35 at St. Simons airport (kssi), with passengers on board for a sight seeing flight in Waco…
- [Incident 20150908015389I](https://openairdocs.org/incident/20150908015389I), Sep 8, 2015: Waco UPF-7 (N32159), Manteo, NC, Minor damage. The pilot's statement is as follows: "I was taxing out for takeoff on runway 17 at dare county at approximately 1:30 On sept 8 2015 As I entered the taxiway…
- [Accident 20150603008959A](https://openairdocs.org/incident/20150603008959A), Jun 3, 2015: Waco UPF-7 (N29943), Montrose, CO, Substantial damage. Aircraft departed Montrose airport and circled the valley to gain altitude before turning east. Approximately 15 miles east of Montrose, Colorado the aircraft…
- [Accident 20150306003129A](https://openairdocs.org/incident/20150306003129A), Mar 6, 2015: Waco UPF-7 (N32063), Rio Vista, CA, Substantial damage. On March 06, 2015, around 1230 PDT, N32063, a Waco UPF-7 tail-wheeled aircraft, ground looped during landing on runway 25 at Rio Vista municipal airport (O88),…
- [Incident 20140922021709I](https://openairdocs.org/incident/20140922021709I), Sep 22, 2014: Waco UPF-7 (N39743), Jacksonville, FL, Minor damage. Aircraft departed herlong airport, enroute to crg, when after 8 minutes of flights it experienced an engine failure. Pilot was in contact with nip tower and…
- [Accident 20140629012059A](https://openairdocs.org/incident/20140629012059A), Jun 29, 2014: Waco UPF-7 (N32162), Bealton, VA, Substantial damage. While flying in formation at the flying circus aerodrome in Bealton, VA, a Waco UPF-7 (NC32162) made a forced landing in an open field after the engine quit.…
- [Accident 20130311003099A](https://openairdocs.org/incident/20130311003099A), Mar 11, 2013: Waco UPF-7 (N29969), Paso Robles, CA, Substantial damage. The pilot was doing pattern flying at Paso Robles airport lost control and ground looped on landing on runway 9. He ran off to the right side of the runway,…
- [Accident 20120827019329A](https://openairdocs.org/incident/20120827019329A), Aug 27, 2012: Waco UPF-7 (N32011), Jim Falls, WI, Substantial damage. Aircraft was topped off with fuel the night prior to flight. Preflight noted blue dye from fuel overflow on right wing below fuel vent. Aircraft engine quit…
- [Incident 20120526013439I](https://openairdocs.org/incident/20120526013439I), May 26, 2012: Waco UPF-7 (N32112), Wolfeboro, NH, Minor damage. Upon landing Mountain View airport (NH31) pilot stated aircraft veered towards left and struct small bushes located along side of runway. Pilot stated…
- [Incident 20120429009329I](https://openairdocs.org/incident/20120429009329I), Apr 29, 2012: Waco UPF-7 (N29962), Pomona, CA, Minor damage. Pilot was on a flight from porterville airport (kptv) to chino airport (kcno). The fuel tanks had been filled prior to departure from porterville. The pilot…
- [Accident 20110312007139A](https://openairdocs.org/incident/20110312007139A), Mar 12, 2011: Waco UPF-7 (N30136), Brownsville, TX, Destroyed. On mar. 12, 2011, a Waco UPF-7, aircraft performing during an airshow, lost power and crashed into a wooded area at the Brownsville airport. After coming out…
- [Incident 20100711038499I](https://openairdocs.org/incident/20100711038499I), Jul 11, 2010: Waco UPF-7 (N30130), Westfield, MA, Minor damage. [privacy data omitted], A certified flight instructor (CFI), was providing tail wheel instruction at the time of the incident to [privacy data omitted].…
- [Incident 20100609041981I](https://openairdocs.org/incident/20100609041981I), Jun 9, 2010: Waco UPF7 (N9318), East Alton, IL, Minor damage. Pilot of N9318 taxied his aircraft into N7019J, a lancaire that was tied down on the ramp at aln.
- [Incident 20100605040199I](https://openairdocs.org/incident/20100605040199I), Jun 5, 2010: Waco UPF-7 (N29926), Junction City, KS, Minor damage. The airman was taxiing to the departure end of runway 23 at Junction City, KS, a turf runway, when near the end of the runway, he struck a 55 gallon drum used…
- [Incident 20090508010969I](https://openairdocs.org/incident/20090508010969I), May 8, 2009: Waco UPF7 (N32136), Christmas, FL, No damage. (-23) Flight originated from massey air ranch in edgewater Florida. Enroute to kissimmee gateway airport Florida at approximately 1500 feet, pilot noticed the…
- [Incident 20080614842959I](https://openairdocs.org/incident/20080614842959I), Jun 14, 2008: Waco UPF7 (N29357), Lebanon, NH, Minor damage. (-23) [privacy data omitted] pilot in command of Waco N29357 was on approach to Lebanon, Maine airport (leb). [privacy data omitted] Experienced a loss of…
- [Accident 20070619011209A](https://openairdocs.org/incident/20070619011209A), Jun 19, 2007: Waco UPF7 (N32035), Reno, NV, Substantial damage. (-23) Aircraft ground looped while landing at Reno-Tahoe international airport. Substantial wind damage occurred on the lower right wing.
- [Accident 20070203002161A](https://openairdocs.org/incident/20070203002161A), Feb 3, 2007: Waco UPF7 (N30140), Torrance, CA, Substantial damage. (-23) Waco N30140 struck stearman N49270, as the Waco was attempting to climb so that he could form up on the left wing of another stearman, N48994 that was in…
- [Accident 20061008026692A](https://openairdocs.org/incident/20061008026692A), Oct 8, 2006: Waco UPF7 (N39714), Lake Village, IN, Minor damage. (-23) A Waco, N39714 struck a glider, N4425Y on takeoff roll from runway 18 lakevillage airport, C98. Winds were from the south at approximately 5 KTS. The…
- [Incident 20060709013709I](https://openairdocs.org/incident/20060709013709I), Jul 9, 2006: Waco UPF7 (N32126), Edgartown, MA, Minor damage. (-23) It appears a crosswind struck the airplane before the tailwheel was on the ground, while on rollout, causing the airplane to weathercock and go over onto…
- [Incident 20050709014719I](https://openairdocs.org/incident/20050709014719I), Jul 9, 2005: Waco UPF7 (N29338), Upland, CA, Minor damage. (-23) Tower personnel noticed that the right wheel did not appear to be in proper alignment just prior to landing. The aircraft landed and then slid off to the…
- [Incident 20030108000439I](https://openairdocs.org/incident/20030108000439I), Jan 8, 2003: Waco UPF7 (N32049), Key West, FL, Minor damage. (-23) On January 8, 2003, at approximately 1515Z, a Waco UPF-7 N32049 s/n 5680 aircraft landed on runway 9, then went off the runway causing minor damage to…
- [Accident 20021001035949A](https://openairdocs.org/incident/20021001035949A), Oct 1, 2002: Waco UPF7 (N32039), Owatonna, MN, Substantial damage. (-23) This event occurred more than two weeks prior to FSDO notification. Notification came in from a party not associated with the event and was…
- [Incident 20020830037149I](https://openairdocs.org/incident/20020830037149I), Aug 30, 2002: Waco UPF7 (N29925), Montgomery, NY, Minor damage. (-23) NC29925 landed runway 3 mgj, while applying brakes, brake lock-up aircraft flipped forward, damaging the aircraft's propeller, engine cowl and top of…
- [Accident 20020717037951A](https://openairdocs.org/incident/20020717037951A), Jul 17, 2002: Waco UPF7 (N29988), Dayton, OH, Substantial damage. (-23) Pilot of Kitfox entered runway intending to back taxi for take off. He announced intentions on CTAF and failed to see the Waco on landing roll. Collision…
- [Incident 20010922028019I](https://openairdocs.org/incident/20010922028019I), Sep 22, 2001: Waco UPF7 (N30187), Burnthills, NY, Minor damage. (-23) On 09/22/2001, N30187 was flown from schenectady county airport to saratoga county airport without incident. On the return flight to schenectady county…
- [Incident 20010912026729I](https://openairdocs.org/incident/20010912026729I), Sep 12, 2001: Waco UPF7 (N173E), Three Rivers, MI. (-23)Pilot flew aircraft during time when national airspace system was closed.
- [Incident 20010217001479I](https://openairdocs.org/incident/20010217001479I), Feb 17, 2001: Waco UPF7 (N32132), Homestead, FL, Minor damage. (-23) A future customer parked her car at a crop dusting strip in Homestead, Florida, at approx. noon on Saturday 17, 2001. She was inquiring about taking a…
- [Accident 20001027019039A](https://openairdocs.org/incident/20001027019039A), Oct 27, 2000: Waco UPF7 (N32049), Key West, FL, Substantial damage. (-23)N32049, a Waco UPF-7, had just landed when the a/c went into a left drift. The pilot attempted to correct with right brake and left/back stick. A/c's left…
- [Accident 20000723007299A](https://openairdocs.org/incident/20000723007299A), Jul 23, 2000: Waco UPF7 (N32162), Warrenton, VA, No damage. (-23) On July 23, 2000, at approximately 1315 local time, N32162, a Waco model YPF7 crashed while attempting a takeoff at the Flying cirus Aerodrome airport…
- [Accident 20000702040339A](https://openairdocs.org/incident/20000702040339A), Jul 2, 2000: Waco UPF7 (N32133), Bally, PA, Substantial damage. (.4) On July 2, 2000, about 1711 eastern daylight time, a Waco UPF-7, N32133, was substantially damaged during the initial climb from the Butter valley Golf…
- [Incident 20000525032329I](https://openairdocs.org/incident/20000525032329I), May 25, 2000: Waco UPF7 (N39752), Washington, IN, Minor damage. (-23)Airman was attempting a crosswind landing to the south on runway 18 at davis co. airport. Winds, as reported by airman, were light and variable from the…
- [Accident 19991017046489A](https://openairdocs.org/incident/19991017046489A), Oct 17, 1999: Waco UPF7 (N32186), Jean, NV, No damage. (-23)Mr. Maridon while taxiing his Waco at the Jean Airport, allowed his propeller to strike the left wing tip of Cessna 195, N4301V. The Cessna 195 was…
- [Accident 19980803019389A](https://openairdocs.org/incident/19980803019389A), Aug 3, 1998: Waco UPF7 (N29927), Key West, FL, Destroyed. Banner towing acft stalled and crash landed on rwy 9, other circumstances are unknown.(.4) the pilot was approaching for a banner drop, the power was at alow…
- [Accident 19970712018149A](https://openairdocs.org/incident/19970712018149A), Jul 12, 1997: Waco UPF7 (N30136), Springfield, IL, Substantial damage. Aircraft was performing airshow routine, hit the ground while completing a half cuban eight maneuver. (.4)the pilot said that he was performing an airshow…
- [Accident 19970114000449A](https://openairdocs.org/incident/19970114000449A), Jan 14, 1997: Waco UPF7 (N29986), Sanibel, FL, Substantial damage. Lost RPM at cruise. Engine rough. Landed downwind on a beach. Swerved avoid people. Nosed over in surf.
- [Incident 19961005041329I](https://openairdocs.org/incident/19961005041329I), Oct 5, 1996: Waco UPF7 (N29986), Naples, FL, Minor damage. Lost power. Landed on a beach. Struck stakes in sand.
- [Accident 19960730020219A](https://openairdocs.org/incident/19960730020219A), Jul 30, 1996: Waco UPF7 (N29974), Payson, AZ, Substantial damage. Test flight after tbo. Ran off left side runway landing. Damaged wing spars. Maintaining alignment insuficient.
- [Incident 19960706021019I](https://openairdocs.org/incident/19960706021019I), Jul 6, 1996: Waco UPF7 (N32132), Kill Devil Hill, NC, Minor damage. Narrative: during landing and brake application, right brake control cable eye bolt sheared in half. Due to the eye bolt failure and uneven ground braking the…
- [Accident 19960525046909A](https://openairdocs.org/incident/19960525046909A), May 25, 1996: Waco UPF7 (N32091), Eastcanton, PA, Substantial damage. (-16) Pilot lost control of his aircraft on landing.
- [Incident 19960505013549I](https://openairdocs.org/incident/19960505013549I), May 5, 1996: Waco UPF7 (N32027), Lawrence, MA, Minor damage. Narrative: N32027 was landing Lawrence Municipal Airport (lwm) on runway 320. The wind was at 360 degrees at 15 knots, gusting to 20 knots. During the landing…
- [Accident 19950929030669A](https://openairdocs.org/incident/19950929030669A), Sep 29, 1995: Waco UPF7 (N167K), Staten Island, NY, Substantial damage. Lost prop blade at cruise. Engine tore out of place and hanging. Landed parking lost. Prop blade failed at a nick.

All 102: https://openairdocs.org/model/waco-upf-7/incidents.md

## Service difficulty reports (3)

As reported by operators and repair stations, by the model named in the report.

- [SDR 32029A](https://openairdocs.org/sdr/32029A), Jul 15, 2004: CABLE. BROKEN. CABLE ASSEMBLY THAT SECURES THE OIL TANK BROKE ON REINSTALLATION OF THE OIL TANK. ON FIRST LOOK, THE CABLE ENDS APPEARED TO BE THE OLD STYLE WOVEN CABLE SPLICE.
- [SDR 32029B](https://openairdocs.org/sdr/32029B), Jul 15, 2004: CABLE. DEFECTIVE. CABLE ASSY CONNECT BRAKE PEDALS TO MASTER CYLINDERS WERE INSPECTED UNDER MORE SCRUTINY AFTER FINDING DEFECTIVE CABLE SECURING OIL TANK. CABLE ENDS APPEARED TO B
- [SDR 95ZZZX2742](https://openairdocs.org/sdr/95ZZZX2742), May 10, 1995: RETURN SPRING. FAILED. DURING INSPECTION FOR DAMAGE AFTER A NOSE-OVER ACCIDENT, THE LEFT BRAKE MASTER CYLINDER RETURN SPRING (5.5 INCHES LONG) WAS FOUND MISSING. IT WAS FOUND IN THE B

## STCs that may be installed (OpenAirDocs) (29)

Approved for this model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has.

- [STC SA04652CH](https://openairdocs.org/stc/SA04652CH): To allow use of 100R grade aviation fuel meeting Swift Fuel, LLC specification. Swift Fuels LLC
- [STC SA00079NY](https://openairdocs.org/stc/SA00079NY): Installation of Airwolf remote mounted engine oil filter kit AFC-K008 on single and multi engine fixed wing light aircraft incorporating Teledyne Continental reciprocating engines of 450 horsepower or less. Airwolf Filter Corporation
- [STC SA7965SW](https://openairdocs.org/stc/SA7965SW): Application of fabric and polyurethane finishing system. Shady Aviation LLC
- [STC SA01757WI](https://openairdocs.org/stc/SA01757WI): To allow the use of UL91 or UL94 (minimum) grade aviation fuel. Swift Fuels LLC
- [STC SA4503NM](https://openairdocs.org/stc/SA4503NM): Remove original cloth covering and install Ceconite covering. Ceconite Division of Poly-Fiber Inc
- [STC SA01967WI](https://openairdocs.org/stc/SA01967WI): Use of GAMI G100UL High Octane Unleaded Avgas. General Aviation Modifications Inc
- [STC SA04776NY](https://openairdocs.org/stc/SA04776NY): The HIPEC Covering and Finishing System must be performed and maintained. HIPEC Aircraft Coatings Inc
- [STC SA01831WI](https://openairdocs.org/stc/SA01831WI): To allow the use of UL91 (minimum) grade aviation fuel. Petersen Aviation Inc
- [STC SA02268CH](https://openairdocs.org/stc/SA02268CH): Installation of Airwolf Filter Corp. Air Oil Separator. Airwolf Filter Corporation
- [STC SA02498CH](https://openairdocs.org/stc/SA02498CH): Installation of Cleveland Wheel and barke Kit 199-64 (including 30-28D brake assembly and 40-40B wheel assembly). Rare Aircraft Ltd
- [STC SA2586NM](https://openairdocs.org/stc/SA2586NM): Installation of J.P. Instruments temperature monitoring systems. J P Instruments
- [STC SA01807NY](https://openairdocs.org/stc/SA01807NY): Increase the maximum certified weight to 2880 lbs. Rare Aircraft Ltd
- [STC SA02428SE](https://openairdocs.org/stc/SA02428SE): Installation of an Air Stream Switch for an electric time recording device on non-pressurized aircraft. Henry F Rogers/David E Polley
- [STC SA00478CH](https://openairdocs.org/stc/SA00478CH): Installation of Cooper Superflite 102 Fabric. Aviation Products Systems Inc
- [STC SA01669CH](https://openairdocs.org/stc/SA01669CH): Installation of Challenger Reusable Air Filter. Challenger Aviation Products Inc
- [STC SA00556SE](https://openairdocs.org/stc/SA00556SE): Replacement of airplane fuselage frame structure with The WACO Aircraft Co. Inc. fuselage. Rare Aircraft Ltd
- [STC SA00432SE](https://openairdocs.org/stc/SA00432SE): Installation of EGT 701 series fuel flow instrument. J P Instruments
- [STC SA00861SE](https://openairdocs.org/stc/SA00861SE): Installation of J.P. Instruments (JPI) fuel flow indicating system. J P Instruments
- [STC SA02237SE](https://openairdocs.org/stc/SA02237SE): Installation of Cleveland Wheel 40-40B and Brake 30-28D (Kit No. 199-64). Kevin Kreiter
- [STC SA02033AT](https://openairdocs.org/stc/SA02033AT): Modification to install an air-oil separator to prevent oil from being aspirated from the engine breather line. M-20 Oil Separators LLC
- [STC SA8075SW](https://openairdocs.org/stc/SA8075SW): Installation of fiberglass covering. (M-62 SERIES PT-19) (G-73 SCHWEIZER). Razorback Fabrics Inc
- [STC SA1008WE](https://openairdocs.org/stc/SA1008WE): Installation of Poly-Fiber covering material. Poly-Fiber Inc
- [STC SA00068LA](https://openairdocs.org/stc/SA00068LA): Installation of tail wheel adapter ring. R-R-R-Russ Aircraft
- [STC SA00373LA](https://openairdocs.org/stc/SA00373LA): Installation of engines, modified with addition of a Jacobs shielded ignition harness. Aero Engines Inc
- [STC SA2081CE](https://openairdocs.org/stc/SA2081CE): Operation of airplane on unleaded automotive gasoline, 87 minimum antiknock index and leaded automotive gasoline, 88 minimum antiknock index (RON+MON)/2. Intermixing with aviation gasoline also approved. Petersen Aviation Inc
- [STC SA1351WE](https://openairdocs.org/stc/SA1351WE): Replace existing fabric on wings, fuselage, empennage, and/or control surfaces, with Ceconite101 material. (262A Series -12). Ceconite Inc
- [STC SA4-1210](https://openairdocs.org/stc/SA4-1210): Installation of Eonnex cover on aircraft surfaces. Ceconite, Inc
- [STC SA471NW](https://openairdocs.org/stc/SA471NW): Installation of a metalized fuselage covering. Stark, Robert C
- [STC SA4-1567](https://openairdocs.org/stc/SA4-1567): Ceconite 101 covering of complete aircraft. Cooper Engineering Corporation

## The same model under other registry codes

Amateur-built copies and renamed makers get their own codes.

- [Waco/Flock UPF-7](https://openairdocs.org/model/waco-flock-upf-7): 0 registered aircraft, registry code 9602406
- [Waco/Ely UPF-7](https://openairdocs.org/model/waco-ely-upf-7): 0 registered aircraft, registry code 9602504

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