NTSB investigations: Pratt & Whitney R1340 series
1,656 cases on aircraft whose registry engine model is Pratt & Whitney R1340 series. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases, newest first
Query with SQL
duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c.\"mKey\" AND a.position = 1
WHERE c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52016'))
ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52016'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB MKC88LA137Accident · No injuriesLimited investigationFinal reportGrumman G164B · Knobel, ARThe plt said he had just completed an aerial application operation and was returning to his base airfield to re-load. While in a low level cruise, the engine quit abruptly, and an emergency ldg was attempted in a soft, muddy soy bean field. During the ldg…NTSB MIA88FA232Accident · 1 fatalField investigationFinal reportRockwell S2R · O'Brien, FLThe purpose of the flt was to spray a soybean field about 1/2 mi n of the airstrip. There are no known witnesses to the crash, but a person in the area heard the eng 'pop', then eng sound ceased; seconds later the sound of impact was heard. The acft struck…NTSB MKC88LA122Accident · No injuriesLimited investigationFinal reportRockwell S2R · Brinkley, ARDuring the take-off roll for an aerial application operation, the pilot said he lost his left wheel braking capability. He continued the take-off, flew to the farm field to be treated, applied the load, then returned to a near by alternate landing strip…NTSB LAX88DUM05Accident · No injuriesFinal reportAir Tractor AT-301 · Niland, CAJust after takeoff, the pilot made a right turn to locate the ground flaggers and to avoid transmission wires. The pilot, unable to locate the flaggers, initiated a climb to avoid wires and rising terrain. However, the airplane did not gain sufficient…NTSB SEA88LA135Accident · No injuriesLimited investigationFinal reportSchweizer G164A · Colfax, WAOn departure with a load of chemical, ag plt attempted to outclimb rising terrain ahead. The aircraft collided with terrain in a stall/mush.NTSB MKC88LA131Accident · No injuriesLimited investigationFinal reportRockwell S2R · Swifton, ARThe PIC was conducting ag-spray maneuvers dispensing liquid fertilizer to rice. During a procedure turn to return to the field the eng quit. The PIC chose an open field abt 60 degrees to his rt to land the aircraft. The field was wet, soft and rough. The acft…NTSB SEA88LA132Accident · No injuriesLimited investigationFinal reportDe Havilland DHC-3 · Wrangell, AKPlt attempted flight through a mountain pass in the presence of low clouds and fog. Visual ground reference was lost and the acft collided with a snow bank. Plt cited personal and company-induced pressures as factors. Operator completed accident report.NTSB MKC88LA126Accident · No injuriesLimited investigationFinal reportRockwell S2R · England, ARThe plt said he had been flying under power lines during an aerial application operation, and while performing his downwind pass, an updraft caused him to collide with the bottom wires. He lost control of the aircraft and collided with the terrain.NTSB MKC88LA129Accident · Minor injuriesLimited investigationFinal reportGrumman G-164 · Baker, MOWitnesses said that shortly after takeoff, the fully loaded acft appeared to be unable to climb out of ground effect. About 1.5 mile from the airstrip, the pilot began a turn back to the north. Unable to climb, he initiated action to dump his chemical load,…NTSB LAX88DVG07Accident · No injuriesFinal reportSnow AT-301 · Davis, CAAt the end of an aerial application flight, en route to home base, the engine quit. The pilot made an emergency landing in a field, where during the landing roll the airplane collided with a bale of hay and nosed over. Inspection of the engine revealed that…NTSB MKC88LA116Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Cotton Plant, ARThe pilot did not adequately secure the aircraft prior to hand-propping the engine. The engine started and resulted in the aircraft taxiing without a pilot at the controls. The pilot-less aircraft impacted a utility pole causing substantial damage.NTSB ATL88LA190Accident · Minor injuriesLimited investigationFinal reportSikorsky S-55C · Coaling, ALThe helo was approaching a helipad for landing after the last aerial application flight of the day when there was a pop and tail rotor control was lost. After several rotations about the vertical axis, the PIC landed the helo hard, collapsing the landing…NTSB MKC88LA108Accident · No injuriesLimited investigationFinal reportGrumman G-164-A · Wynne, ARFollowing the takeoff from a private strip near Wynne, Arkansas, the pilot reported that he failed to establish and maintain an adequate angle of climb with the heavily loaded condition of the aircraft. The aircraft impacted trees in the flight path, then…NTSB ANC88LA066Accident · No injuriesLimited investigationFinal reportDe Havilland DHC-3 · Eagle, AKThe pilot was attempting to land a heavily loaded De Havilland otter (DHC-3) on a gravel strip in rural Alaska. Upon touchdown, the pilot reported that the airplane veered slightly to the right. He unlocked the tail wheel centering device and attempted to…NTSB FTW88DRD06Accident · No injuriesFinal reportGrumman G-164A · Abbeville, LAThe ag plt had finished spreading his load of chemicals & was landing when the left brake failed to operate. He started to apply pwr for a go-around, but the eng coughed & did not respond properly. The plt then closed the throttle & appliedrgt brake to avoid…NTSB FTW88DRD02Accident · No injuriesFinal reportGrumman G-164A · Jennings, LAThe ag airplane was spraying over a rice field and was making a turn-around when the airplane settled into small trees and bushes. No problems were found with the airplane or powerplant.NTSB SEA88LA090Accident · No injuriesLimited investigationFinal reportAyres S2R Thrush · Lind, WADuring an aerial application maneuver, a total loss of power occurred due to the number nine cylinder failing. A restart was attempted, but was unsuccessful. The pilot made a forced landing onto a very soft sandy field, where the aircraft nosed over inverted…NTSB MKC88LA087Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Waldenburg, ARThe acft was being positioned for an aerial application operation. While landing, the acft struck a 1.5 ft levee at the end of the private grass strip. Subsequently, the main gear sheared off, the wings were buckled & the prop was damaged.NTSB CHI88LA106Accident · No injuriesLimited investigationFinal reportNorth American AT-6D · Eden Prairie, MNWhile on an aircraft familiarization for purpose of check out, the pilot encountered a gusty crosswind on landing and failed to maintain aircraft control. The instructor pilot took over the controls, but was unable to regain directional control, and the…NTSB LAX88DVG03Accident · No injuriesFinal reportSchweizer G-164B · Gridley, CADuring an agricultural operation, the engine quit at approximately 50 feet AGL. The airplane was landed on a dirt field and nosed over. Inspection of the engine revealed that the left magneto drive gear teeth were missing and the right magneto drive gear was…NTSB BFO88LA044Accident · No injuriesLimited investigationFinal reportCessna 150J · Winchester, VAThe T-6 struck the C-150 from behind while both were taxiing for takeoff. The C-150 was stopped at the time. There was an annual fly-in being held at the arpt with about 300 acft in attendance. Ground personnel were directing ground traffic. The T-6 plt said…NTSB MIA88LA147Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-301 · Hastings, FLWhile on an aerial application flt shortly after takeoff, the eng lost power. The plt then dumped the load of fertilizer & landed the acft in a field. After touchdown it nosed over & came to rest. Examination of the eng revealed that the no. four cylinder…NTSB FTW88DRA07Accident · No injuriesFinal reportGrumman G-164B · Lissie, TXAcft experienced an eng failure shortly after t/o from a pvt strip. Acft had been recently refueled at the strip. On touchdown, the acft flipped over and slid to a stop. Investigation revealed water in the acft fuel tank and in the fuel supply tank.NTSB FTW88DRA08Accident · No injuriesFinal reportGrumman G-164 · Palacios, TXThe plt stated that following a normal landing, he applied too much brake, causing the wheels to lock up. This, in turn, caused dead grass and mud to accumulate in front of the wheels. The acft subsequently flipped over and slid to a stop inverted.NTSB ATL88LA129Accident · No injuriesLimited investigationFinal reportNorth American T-6G · Stockbridge, GAThe airplane landed with the left wheel locked, and subsequently nosed over during the ldg roll. Post-crash exam revealed that the left wheel could not be rotated in the fwd direction by hand, and that it could be rotated aft by hand only with considerable…NTSB FTW88DRG07Accident · No injuriesFinal reportGrumman G-164A · Alamo, TXThe pilot experienced a total loss of engine power during climb when he made his initial power reduction. The power loss was accompanied by a loud bang. A severe postaccident ground fire melted a large portion of the engine. A partial engine teardown was…NTSB FTW88DRG05Accident · No injuriesFinal reportAir Tractor 301 · Circleville, TXThe airplane was being ferried to a new location, and an en route refueling stop was planned. A low ceiling and low visibility set in and the pilot tried to extend the flight to a different town. The fuel was exhausted 6 miles short of a town. The airplane…NTSB LAX87DJA09Accident · No injuriesFinal reportEmair MA-1-B · Paauilo, HIDuring an aerial application flt, just after take off, the plt noted that the engine oil temp was high and that blue smoke was coming from the engine. Unable to land at the airport, the acft collided with the terrain short of the runway and nosed over.…NTSB MKC87DPG03Accident · Serious injuriesFinal reportAir Tractor AT-301 · Tillar, ARThe pilot stated that the prop RPM became erratic. On approach, the prop ran completely out of control, causing the aircraft to nose down into a plowed field just short of the landing area. The a/c hit on the main landing gear, broke them off, then it nosed…NTSB MKC87LA168Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Holly Grove, ARThe pilot lost control on takeoff roll, ran off the side of the runway and impacted a dirt bank. The aircraft came to rest in an inverted position. Investigation revealed no preimpact mechanical malfunctions/failures.NTSB MIA87LA228Accident · Minor injuriesLimited investigationFinal reportNorth American AT-6D · Panama City, FLThe plt stated that he was inbound to sandy creek airport when he heard a loud bang and lost power. On landing rollout in a field the aircraft hit some sod, flipped over & came to rest inverted. Post crash examination of the engine revealed an internal blower…NTSB DEN87LA222Accident · No injuriesLimited investigationFinal reportNorth American AT-6C · Colorado Spring, COThe plt reports that he accepted a tailwind for his landing and ground-looped during the roll out.NTSB LAX87DVA11Accident · 1 fatalFinal reportRockwell S-2R · Mendota, CAThe ground flagman reported the pilot had just completed spraying the bean field. The pilot was in the process of doing a touch-up application when he flew under the power lines. The airplane right wing contacted the lowest of the 4 powerlines, rolled…NTSB LAX87DJA08Accident · No injuriesFinal reportEmair MA-1B · Pahala, HIDuring an aerial application operation, while taking off, the aircraft veered off the runway and came to rest nose down. Inspection of the landing gear revealed that the left main landing gear scissor bolt broke.NTSB DEN87LA211Accident · No injuriesLimited investigationFinal reportNorth American AT-6A · Englewood, COThe plt does not possess a single engine airplane rating. The plt had a total of 18 hours in the AT-6A. Pilot was departing on a pleasure flt. Witnesses stated that the aircraft appeared to rotate prematurely, climbing at a slow airspeed and a high angle of…NTSB LAX87LA295Accident · Serious injuriesLimited investigationFinal reportNorth American T-6G · Butte City, CADuring a local flight, a witness observed the acft making shallow right turns at aprx 100 ft AGL. The acft suddenly nosed down and collided with the terrain. Neither the plt nor the passenger remember what happened. Inspection of the engine revealed…NTSB SEA87LA151Accident · No injuriesLimited investigationFinal reportRockwell S-2R · Plymouth, WADrg a swath run, a total loss of power occurred when the eng's #9 cylinder failed. The plt made a forced lndg in a soft potato field, but the acft nosed over after it slowed to about 20 KTS.NTSB ATL87DKG05Accident · No injuriesFinal reportSchweizer G-164A · Summerdale, ALThe pilot was about to engage in an aerial application operation. During climb the engine lost power, the chemical load was dumped and the airplane was landed in an adjacent field. On rollout the airplane hit a ditch and nosed over. Examination of the engine…NTSB LAX87DVA10Accident · No injuriesFinal reportGrumman G-164B · Taft, CADuring a repositioning flight, the plt landed the aircraft on a dirt road. During the landing roll the left wing struck an irrigation standpipe. The aircraft turned rapidly which collapsed the main landing gear. There were no mechancial failures or…NTSB ATL87LA225Accident · Serious injuriesLimited investigationFinal reportNorth American AT-6G · Clanton, ALThe airplane engine loss pwr shortly after takeoff, and the plt turned back toward the arpt. The airplane crashed approx 1200 ft short of the rwy in a clearing. The plt reported that he had departed the arpt with the fuel selector in the 'off' position.NTSB FTW87DRG05Accident · No injuriesFinal reportAero Commander S2R · La Joya, TXDuring an aerial application flight at a low altitude the aircraft's engine failed. A forced landing was made to a grassfield resulting in substantial damage to the aircraft. Disassembly of the engine revealed partial failure of the left magneto. The aircraft…NTSB DEN87LA192Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Romeo, COThe plt reports that the acft encountered a downdraft during the turn around following a swath run. The aircraft began to settle and collided with the ground, bounced, hit a second time and nosed over. The aircraft was loaded with 280 gals of amine and 70…NTSB MIA87LA209Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-301 · Swiftown, MSWhile spraying cotton, severe vibration was felt throughout the acft & the plt elected a forced ldg. During the flare, the throttle was advanced to raise the nose, & the plt discovered the eng had totally failed. The acft flipped inverted on touch down. An…NTSB ATL87DEI08Accident · Minor injuriesFinal reportGrumman G-164A · Bucyrus, OHAs the plt was apchg a field to spread fertilizer, the acft collided with a tree & crashed to the ground. The plt received a head injury & said he could not recall the acdnt. According to hospital records, he was suffering from pneumonia & had a 101 deg temp…NTSB ATL87DLT02Accident · Minor injuriesFinal reportGulfstream-Schweizer G164B-600 · Union City, TNThe ag-acft lost power while turning, shortly after departure from a field. During the subsequent forced ldg, the acft struck a fence and nosed over. The engine was torn from the acft during the impact sequence. Post-crash examination of the acft engine by an…NTSB FTW87DRD08Accident · No injuriesFinal reportGrumman G-164A · Lacassine, LAThe pilot stated the aircraft's tail wheel broke during the takeoff roll causing the aircraft to veer to the right. The right wing contacted a small tree and the right main gear wheel dropped into a ditch which was parallel with the runway. Directional…NTSB FTW87DRD07Accident · No injuriesFinal reportGrumman G-164B · Chenneyville, LAThe engine experienced a total loss of power due to a failed #1 connecting rod. During the forced landing the left wing contacted cotton plants which caused the aircraft to veer left and flip inverted.NTSB SEA87LA103Accident · No injuriesLimited investigationFinal reportAyres S2R · Walla Walla, WADuring takeoff run the right main gear collapsed. The right wing dropped and the aircraft spun to the right. The plt discovered that the right main gear failed at the weld. The pilot, who is also an a & p mechanic, stated that this was an original weld from…NTSB NYC87LA155Accident · No injuriesLimited investigationFinal reportNorth American SNJ-2 · Farmingdale, NYThe plt was performing touch-&-go landings. On the 3rd landing, the main gear collapsed & the acft received substantial damage. No pre-acdnt part failure or malfunction was reported.NTSB FTW87DPA01Accident · Serious injuriesFinal reportNorth American SNJ-5 · Mckinney, TXThe pilot reportedly made a normal touchdown in a calm wind condition. During the landing rollout,however, he applied excessive braking. This caused the tail wheel equipped aircraft to nose over into an inverted attitude.