# Service difficulty reports: N904UP, cancelled May 10, 2007

A list on [N904UP, cancelled May 10, 2007](https://openairdocs.org/deregistered/N904UP-2007-05-10.md).

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first.

Page 1 of 2 · 98 reports

- [SDR UPS03241123](https://openairdocs.org/sdr/UPS03241123.md): Battery · discharged · Aug 19, 2003 · N904UP · Boeing 72751C · Emergency Lighting
  > INSPECTION TYPE:N/A EMERGENCY EXIT LIGHTS BOTH NOT WORKING. REMOVED AND REPLACED BATTERIES. OPS CK GOOD.
- [SDR UPS01236244](https://openairdocs.org/sdr/UPS01236244.md): Light · discharged · Jul 5, 2001 · N904UP · Boeing 72751C · Emergency Lighting
  > INSPECTION TYPE:PFLT COCKPIT EMERGENCY LIGHT ABOVE DOOR VERY DIM. REMOVED AND REPLACED BATTERIES, OPS CHECK OK AS PER MM 33-50-01.
- [SDR UPS01235785](https://openairdocs.org/sdr/UPS01235785.md): Warning System · inoperative · May 2, 2001 · N904UP · Boeing 72751C · Detection System
  > COMPT SHOWS-TD DELAY FOR FIRE WARNING BELL INDICATOR INOP COCKPIT FIRE BELL WILL NOT SOUND WITH THE ENG FIRE DETECTION PANEL TEST SWITCH IN A,B,OR A/B THIS APPLIES TO ACTUATING EITHER THE ENG TEST SWITCH OR WHEEL WELL TEST SWITCH. CLEANED AND RESECURED WIR
- [SDR UPS01235220](https://openairdocs.org/sdr/UPS01235220.md): Strap · unserviceable · Mar 6, 2001 · N904UP · Boeing 72751C · Passenger/Crew Doors
  > INSPECTION TYPE:IN FWD ENTRY DOOR HANDLE STRAP IS NOT LONG ENOUGH TO ENGAGE VELCRO PAD WHEN LOOPED AROUND THE DOOR HANDLE. REMOVED FWD ENTRY DOOR HANDLE STRAP AS PER EO B727-2560-12064. OK FOR SERVICE.
- [SDR UPS01235105](https://openairdocs.org/sdr/UPS01235105.md): Switch · out of adj · Feb 26, 2001 · N904UP · Boeing 72751C · Landing Gear Position and Warning
  > INSPECTION TYPE:N/A ATB-AIR/GROUND SAFETY SENSOR FAILED IN GROUND ILLEG BUT LANDING GEAR RETRACTED NORMALLY. REPOSITION MAIN GEAR SAFETY SWITCH ILLEG AND PERFORMED SWITCH OPS CHECK AS PER B727 M/M 32-0211. NO DEFECTS NOTED.
- [SDR UPS01235205](https://openairdocs.org/sdr/UPS01235205.md): Panel · cracked · Feb 19, 2001 · N904UP · Boeing 72751C · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C, NOSE WHEEL WELL LT SIDEWALL LOWER CHORD COVER PANEL SHOWS CRACK INDICATION 2 AROUND RIVET HEADS. REMOVED PANEL AND MADE NEW PER SAMPLE AND INSTALLED AS PER B727 SRM 51-30-2.
- [SDR UPS01235203](https://openairdocs.org/sdr/UPS01235203.md): Pressure Panel · cracked · Feb 19, 2001 · N904UP · Boeing 72751C · Fuselage Main, Structure
  > INSPECTION TYPE:C, NOSE WHEEL WELL BS 227.8 FWD WALL BL 0 CRACK INDICATION AROUND ROW OF FASTENER HEADS. CUT OUT DAMAGE AREA AS PER B727 SRM 51-40-2 & 51-10-1, INSTALLED DOUBLER REPAIR AS PER B727 51-40-2.
- [SDR UPS01235202](https://openairdocs.org/sdr/UPS01235202.md): Pressure Panel · cracked · Feb 19, 2001 · N904UP · Boeing 72751C · Fuselage Main, Structure
  > INSPECTION TYPE:C, NOSE WHEEL WELL RT SIDEWALL BS 248 LWR OF FWD ACCESS DOOR CRACK INDICATION AROUND FASTENER HEAD. CUT OUT DAMAGE AREA AS PER B727 SRM 51-40-2 & 51-10-1. INSTALLED DOUBLER REPAIR AS PER B727 SRM 51-40-2.
- [SDR UPS01235201](https://openairdocs.org/sdr/UPS01235201.md): Pressure Panel · cracked · Feb 19, 2001 · N904UP · Boeing 72751C · Fuselage Main, Structure
  > INSPECTION TYPE:C, NOSE WHEEL WELL RT SIDEWALL BS 264.3 WL 154 LWR OF AFT ACCESS DOOR CRACK INDICATION ALONG ROW OF RIVET HEADS. CUT OUT DAMAGE AREA AS PER B727 SRM 51-40-2 & 51-10-1. INSTALLED DOUBLER REPAIR AS PER B727 SRM 51-40-2 MAT USED 2024-T3.050 30,
- [SDR UPS01235199](https://openairdocs.org/sdr/UPS01235199.md): Pressure Panel · cracked · Feb 19, 2001 · N904UP · Boeing 72751C · Fuselage Main, Structure
  > INSPECTION TYPE:C, NOSE WHEEL WELL RT SIDE WALL BS 259.5 FWD OF AFT ACCESS DOOR CRACK INDICATION ALONG ROW OF RIVET HEADS. CUT OUT DAMAGE AREA AS PER B727 SRM 51-40-2, INSTALLED DOUBLER. REPAIR PER SRM 51-40-20.
- [SDR UPS01235200](https://openairdocs.org/sdr/UPS01235200.md): Angle · corroded · Feb 14, 2001 · N904UP · Boeing 72751C · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C-CK, AFT AIRSTAIR SUPPORT ANGLE CORROSION UNDER 4TH STEP FROM TOP. REMOVED AND REPLACED CHORD SUPPORT ANGLE ON AFT AIRSTAIRS.
- [SDR UPS01235208](https://openairdocs.org/sdr/UPS01235208.md): Bracket · cracked · Feb 13, 2001 · N904UP · Boeing 72751C · Fuselage Main, Attach Fittings
  > INSPECTION TYPE:C-CK, TAIL SKID COMPT, 2 UPPER SUPPORT RODS AFT ATTACH BRACKETS, LT AND RT CRACKED. REMOVED AND REPLACED BOTH LT AND RT ATTACH BRACKETS FOR TAIL SKID UPPER SUPPORT RODS.
- [SDR UPS01235198](https://openairdocs.org/sdr/UPS01235198.md): Attach Angle · cracked · Feb 12, 2001 · N904UP · Boeing 72751C · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:C-CK RT MLG W/W UPPER O/B SIDE, FS 910, MLG UPLOCK SUPPORT FRAME FWD O/B ATTACH ANGLE CRACKED IN THE O/B RADIUS APPROX 6 INCHES BELOW PRESSURE DECK. REPAIRED RIGHT MLG W/W UPPER O/B SIDE FS 910 MLG UPLOCK SUPPORT FRAME.
- [SDR UPS01235207](https://openairdocs.org/sdr/UPS01235207.md): Pressure Panel · cracked · Feb 11, 2001 · N904UP · Boeing 72751C · Fuselage Main, Structure
  > INSPECTION TYPE:C-CK, NOSE W/W LT SIDEWALL CRACK INDICATION ALONG ROW OF RIVETS HEADS. CUT OUT DAMAGE AREA AND INSTALLED DOUBLER.
- [SDR UPS01235206](https://openairdocs.org/sdr/UPS01235206.md): Pressure Panel · cracked · Feb 11, 2001 · N904UP · Boeing 72751C · Fuselage Main, Structure
  > INSPECTION TYPE:C-CK, NOSE W/W LT SIDEWALL, CRACK INDICATION ALONG VERTICAL ROW OF RIVETS HEADS. CUT OUT DAMAGE AREA AND INSTALLED DOUBLER.
- [SDR UPS01235204](https://openairdocs.org/sdr/UPS01235204.md): Panel · cracked · Feb 10, 2001 · N904UP · Boeing 72751C · Wing, Plate/Skin
  > INSPECTION TYPE:C-CK, RT WING T/E TOP PANEL HAS 2 CRACKS BY NR 10 SPOILER O/B HINGE. STOP DRILLED CRACKS AT RT WING T/E PANEL, ACCOMPLISHED HFEC INSP. NO CRACKS EXTENDED BEYOND STOP DRILLED HOLES. REMOVED NR 10 SPOILER O/B SUPPORT BRACKET. REMOVED AND REPL
- [SDR UPS00233786](https://openairdocs.org/sdr/UPS00233786.md): Fire Detector · malfunctioned · Sep 21, 2000 · N904UP · Boeing 72751C · Fire Detection
  > INSPECTION TYPE:N/A P-WRITE UP, LOWER CARGO FIRE DETECTOR AMBER LIGHT. *S/D* GROUND CKS SATISFACTORY AT THIS TIME IAW MM 26-18-01.
- [SDR UPS00233377](https://openairdocs.org/sdr/UPS00233377.md): Light · malfunctioned · Jul 14, 2000 · N904UP · Boeing 72751C · Emergency Lighting
  > INSPECTION TYPE:N/A, EMERGENCY EXIT LIGHT AT REAR OF COCKPIT ILLUMINATED DURING CLIMB AND WOULD NOT TURN OFF. REMOVED AND REPLACED COCKPIT EMERGENCY EXIT LIGHT ASSY, TEST GOOD.
- [SDR UPS00231265](https://openairdocs.org/sdr/UPS00231265.md): Seal · broken · Jan 11, 2000 · N904UP · Boeing 72751C · Portable Oxygen System
  > FWD LAV AVIOX OXYGEN GENERATOR HAS INCORRECT EQUIPMENT DUE STICKER. STICKER INDICATES DUE AT 'C' OR 'D' CHECK SHOULD BE A MONTH AND YEAR. FURTHER INSPECTION REVEALED TRIGGERING MECHANISM FOR GENERATOR ACTUATED, HOWEVER GENERATOR CANISTER WAS NOT BREACHED. I
- [SDR UPS99231093](https://openairdocs.org/sdr/UPS99231093.md): Battery Pack · discharged · Nov 12, 1999 · N904UP · Boeing 72751C · Emergency Lighting
  > FWD ENTRY DOOR EMERGENCY LIGHT DOES NOT ILLUMINATE. REPLACED BATTERY PACK ON EMERGENCY LIGHT. OPS CHECK GOOD.
- [SDR UPS98225876](https://openairdocs.org/sdr/UPS98225876.md): Quadrant · corroded · Feb 21, 1998 · N904UP · Boeing 72751C · Rudder Control System
  > INSPECTION TYPE-SI, AFT RUDDER CONTROL QUADRANT AREAS OF CORROSION AROUND FASTENERS. CORROSION REWORK OUT OF LIMITS. REMOVED OVER.75 OF THICKNESS. REMOVED AND REPLACED AFT RUDDER QUADRANT IAW MM 27-20-71.
- [SDR UPS98225856](https://openairdocs.org/sdr/UPS98225856.md): Rib · cracked · Feb 20, 1998 · N904UP · Boeing 72751C · Leading Edge Devices
  > INSPECTION TYPE-SI, WHILE WORKING CARD NR 465869 FOUND L/W NR 3 SLAT O/B TRACK O/B TRACK RIB CRACKED. INSTALLED NEW RIB AT O/B TRACK STATION PER 727 SRM 51-30-2.
- [SDR UPS98225860](https://openairdocs.org/sdr/UPS98225860.md): Beam · corroded · Feb 19, 1998 · N904UP · Boeing 72751C · Fuselage Main, Longeron/Stringer
  > INSPECTION TYPE-SI, CORROSION ON LONGITUDINAL BEAM LBL 25, WL 208, BS 765 TO 825. REMOVED AND REPLACED UPPER CHORD OF LONGITUDINAL BEAM IAW SRM 51-30-2, 51-20-1, 51-30-5.
- [SDR UPS98225859](https://openairdocs.org/sdr/UPS98225859.md): Seat Track · corroded · Feb 19, 1998 · N904UP · Boeing 72751C · Fuselage, Seat/Cargo Attach Fittings
  > INSPECTION TYPE-SI, CORROSION ON CARGO TRACK IN WELL OF TRACK AT BS 675 TO 680, WL 155, RBL 15. REMOVED DAMAGED SECTION OF CARGO TRACK, FABRICATED AND INSTALLED REPLACEMENT SECTION IAW SRM 53-10-5.
- [SDR UPS98225858](https://openairdocs.org/sdr/UPS98225858.md): Bulkhead Skin · cracked · Feb 19, 1998 · N904UP · Boeing 72751C · Fuselage Main, Bulkhead
  > INSPECTION TYPE-SI, BS 178 BULKHEAD IS CRACKED AROUND FASTENERS AT BS 10, WL 235. REMOVED DAMAGED AREA.5 X 3 ENCOMPASSING 3 CRACKS. REPAIRED BS 178 AT LBL 10, WL 235, PER 727 SRM 53-10-9 AND SRM 51-30-2.
- [SDR UPS98225857](https://openairdocs.org/sdr/UPS98225857.md): Fitting · corroded · Feb 19, 1998 · N904UP · Boeing 72751C · Wing, Control Surface Attach Fittings
  > INSPECTION TYPE-SI, NR 1 FLAP TRACK FWD FITTING IS CORRODED AROUND MOUNT HOLE. REPLACED FITTING PER SRM 51-10-1, NEW FITTING SETUP AND MACHINED PER BOEING DRAWING 65-17357.
- [SDR UPS98225855](https://openairdocs.org/sdr/UPS98225855.md): Seat Track · corroded · Feb 18, 1998 · N904UP · Boeing 72751C · Fuselage, Seat/Cargo Attach Fittings
  > INSPECTION TYPE-SI, CORROSION AROUND NUT PLATES BS 861, RBL 24, WL 208. REMOVED AND REPLACED SECTION OF SEAT TRACK AND EXPANSION LINK IAW SRM 51-30-2.
- [SDR UPS98225854](https://openairdocs.org/sdr/UPS98225854.md): Seat Track · corroded · Feb 18, 1998 · N904UP · Boeing 72751C · Fuselage, Seat/Cargo Attach Fittings
  > INSPECTION TYPE-SI, WHILE WORKING CUST ID 2-224-22B FOUND CORROSION ON SEAT TRACK INBD FLANGE STA 730, LBL 65, WL 208. REMOVED DAMAGED SECTION OF SEAT TACK AND SPLICED IN NEW SECTION IAW SRM 53-10-5.
- [SDR UPS98225853](https://openairdocs.org/sdr/UPS98225853.md): Stringer · cracked · Feb 18, 1998 · N904UP · Boeing 72751C · Fuselage Main, Longeron/Stringer
  > INSPECTION TYPE-SI, CRACKED STRINGER 24 RT BS 485, WL 165, RBL 35. STOP DRILLED ENDS AT CRACK AND INSTALLED REPAIR DOUBLERS OVER DAMAGED SECTION IAW SRM 53-10-3.
- [SDR UPS98225852](https://openairdocs.org/sdr/UPS98225852.md): Support · corroded · Feb 18, 1998 · N904UP · Boeing 72751C · Fuselage Miscellaneous Structure
  > INSPECTION TYPE-SI, CORROSION ON FLOOR SUPPORT BS 328 TO 344, LBL 29, WL 208. REMOVED AND REPLACED FLOOR SUPPORT IAW SRM 51-30-2.
- [SDR UPS98225851](https://openairdocs.org/sdr/UPS98225851.md): Beam · cracked · Feb 18, 1998 · N904UP · Boeing 72751C · Cargo/Baggage Doors
  > INSPECTION TYPE-SI, FORWARD CARGO DOOR NR 3 BEAM IS CRACKED IN OUTBD RADIUS 12 INCHES AFT FROM FORWARD EDGE OF DOOR, 16 INCHES DOWN FROM TOP EDGE OF DOOR. REMOVED AND REPLACED DOOR IAW MM ON SEPARATE NRC NR 465118.
- [SDR UPS98225848](https://openairdocs.org/sdr/UPS98225848.md): Core · corrosion · Feb 17, 1998 · N904UP · Boeing 72751C · Spoilers
  > INSPECTION TYPE-SI, WATER ENTRAPMENT NOTED IN LT WING NR 7 SPOILER I/B END FROM LEADING EDGE AFT 12 INCHES (X-RAY FILM VIEW NR 8). FURTHER INVESTIGATION REQUIRED. REMOVED 24 X 9 OF LOWER SURFACE SKIN AND 5 X 11.8 DAMAGED CORE CLEANED, DRIED AND REPAIRED IAW
- [SDR UPS98225847](https://openairdocs.org/sdr/UPS98225847.md): Stringer · cracked · Feb 17, 1998 · N904UP · Boeing 72751C · Fuselage Main, Longeron/Stringer
  > INSPECTION TYPE-SI, CRACK AT STR 14 LT BS 887 LBL 70 WL 229. REPAIRED CRACKED STR 14 LT AT STA 887, LBL 70, WL 229 IAW SRM 51-40-4.
- [SDR UPS98225861](https://openairdocs.org/sdr/UPS98225861.md): Bullnose · corroded · Feb 16, 1998 · N904UP · Boeing 72751C · Leading Edge Devices
  > INSPECTION TYPE-SI, L/W NR 2 K-FLAP BULLNOSE I/B MOUNT LUG CORRODED AROUND I/B FASTENER. REMOVED CORRODED BULLNOSE, CORROSION OUT OF LIMITS, INSTALLED SERVICABLE BULLNOSE IAW MM 27-81-01.
- [SDR UPS98225786](https://openairdocs.org/sdr/UPS98225786.md): Web · corroded · Feb 16, 1998 · N904UP · Boeing 72751C · Fuselage Miscellaneous Structure
  > INSPECTION TYPE-SI, CORROSION ON VERTICAL WEB OF DOGHOUSE BS 307 TO 314, LBL 13.5, WL 157 TO 161. CUT OUT DAMAGED AREA OF WEB AND INSTALLED DOUBLER IAW SRM 53-10-9, 51-40-2.
- [SDR UPS98225785](https://openairdocs.org/sdr/UPS98225785.md): Fitting · corroded · Feb 16, 1998 · N904UP · Boeing 72751C · Fuselage Miscellaneous Structure
  > INSPECTION TYPE-SI, CORROSION (C53-111-01.00-01) ON STRINGER TIE OF STR 26 LT BS 365. REMOVED AND REPLACED STRINGER TIE IAW SRM 51-30-2, 53-10-1, 51-30-4.
- [SDR UPS98225782](https://openairdocs.org/sdr/UPS98225782.md): Frame · corroded · Feb 16, 1998 · N904UP · Boeing 72751C · Fuselage Main, Frame
  > INSPECTION TYPE-SI, CORROSION BS 680 FRAME LBL 24 WL 154 UPPER FLANGE. REMOVED DAMAGED AREA, FABRICATED REPAIR DOUBLER PER SRM 51-40-3, HEAT TREATED AND THEN INSTALLED PER SRM 51-20-04 SRM 53-10-2 AND SRM 51-40-3.
- [SDR UPS98225781](https://openairdocs.org/sdr/UPS98225781.md): Rib · cracked · Feb 16, 1998 · N904UP · Boeing 72751C · Wing, Rib/Bulkhead
  > INSPECTION TYPE-SI,RWS 629 RIB IS CRACKED IN RADIUS AT S-11 LOWER ATTACH BOLT HOLE. REPAIRED 629 RIB (RWS) IAW UPS EO B727-5710-1325H.
- [SDR UPS98225780](https://openairdocs.org/sdr/UPS98225780.md): Stringer · cracked · Feb 16, 1998 · N904UP · Boeing 72751C · Wing, Longeron/Stringer
  > INSPECTION TYPE-SI, WHILE WORKING NRC 465706 WINGS 329, FOUND STRINGER 14 TAB TO BE CRACKED AT R/W STA 629.0. REPAIRED STR 14 AT RWS 629.0 IAW UPS EO B727-5710-0314F.
- [SDR UPS98225735](https://openairdocs.org/sdr/UPS98225735.md): Fitting · corroded · Feb 13, 1998 · N904UP · Boeing 72751C · Ailerons
  > INSPECTION TYPE:SI, I/B CENTER HINGE FITTING ON AILERON SIDE IS CORRODED ON O/B AILERON L/W. REMOVED AND REPLACED L/W O/B AILERON CENTER HINGE FITTING AILERON SIDE IAW SRM 51-30-2 AND 51-30-5.
- [SDR UPS98225738](https://openairdocs.org/sdr/UPS98225738.md): Angle · corroded · Feb 12, 1998 · N904UP · Boeing 72751C · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:SI, CORROSION ON OUTBD SIDE OF INBD EXPANSION LINK STA 868, LBL 35, WL 161. REMOVED AND REPLACED EXPANSION LINK ATTACH ANGLES IAW SRM 51-30-2.
- [SDR UPS98225737](https://openairdocs.org/sdr/UPS98225737.md): Stringer · corroded · Feb 12, 1998 · N904UP · Boeing 72751C · Fuselage Main, Longeron/Stringer
  > INSPECTION TYPE:SI, CORROSION ON STRINGER 23L BS 730 TO 735 WL 155. REMOVED FASTENERS AND CUT STRINGER AT BS 712. INSTALLED STRINGER REPAIR PER SRM 53-10-3 FROM BS 712 TO 726, 726 TO 740 CORROSION FOUND WITHIN LIMITS.
- [SDR UPS98225874](https://openairdocs.org/sdr/UPS98225874.md): Rib · cracked · Feb 10, 1998 · N904UP · Boeing 72751C · Leading Edge Devices
  > INSPECTION TYPE-SI, WHILE WORKING CARD NR 465720 FOUND CRACKED RIB ON L/W NR 3 SLAT AT SLAT STA 128 TO 950. REMOVED CRACKED RIB, REPLACED WITH NEW RIB IAW SRM 51-30-2.
- [SDR UPS98225742](https://openairdocs.org/sdr/UPS98225742.md): Web · corroded · Feb 10, 1998 · N904UP · Boeing 72751C · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:S, CORROSION (C53-111-01.00-01) ON NOSE WHEELWELL PRESSURE WEB BS 243-251, LBL 235, WL 168-172 (AREA MARKED). REMOVED CORROSION FOUND TO BE OUT OF LIMITS PER SRM 51-10-02. REPAIRED PER SRM 53-10-9, 51-10-02.
- [SDR UPS98225741](https://openairdocs.org/sdr/UPS98225741.md): Stringer · corroded · Feb 10, 1998 · N904UP · Boeing 72751C · Fuselage Main, Longeron/Stringer
  > INSPECTION TYPE:SI, CORROSION ON STR 21 RT, BS 575, WL 178. REMOVED DAMAGED SECTION OF STRINGER AND SPLICED IN REPAIR SECTION IAW SRM 53-10-3.
- [SDR UPS98225740](https://openairdocs.org/sdr/UPS98225740.md): Stiffener · corroded · Feb 10, 1998 · N904UP · Boeing 72751C · Fuselage Miscellaneous Structure
  > INSPECTION TYPE:SI, CORROSION ON VERTICAL STIFFENER AT STA 294, RBL 5, WL 193 ON STIFFENER STRAP. REMOVED AND REPLACED STRAP ON STIFFENER IAW SRM 51-30-2.
- [SDR UPS98225739](https://openairdocs.org/sdr/UPS98225739.md): Frame · corroded · Feb 10, 1998 · N904UP · Boeing 72751C · Fuselage Main, Frame
  > INSPECTION TYPE:SI, CORROSION (C53-111-01.00-01) AROUND FASTENERS ON FRAME BS 243, RBL 25, WL 166. CORROSION OUT OF LIMITS. REMOVED CORROSION, FABRICATED FILLER AND DOUBLER, INSTALLED IAW SRM 51-40-2, 51-10-2, 51-20-151.
- [SDR UPS98225877](https://openairdocs.org/sdr/UPS98225877.md): Intercostal · corroded · Feb 8, 1998 · N904UP · Boeing 72751C · Fuselage Miscellaneous Structure
  > INSPECTION TYPE-SI, CORROSION (C53-111-01.00-01) ON INTERCOSTAL BS 211.8 TO 219.8, LBL 25, WL 176. CORROSION REWORK OUT OF LIMITS IAW SRM 53-10-1. REPLACED INTERCOSTAL STA 211.8 TO 219.8, LBL 25, WL 176 IAW SRM 51-20-1, 51-30-2, 51-10-3.
- [SDR UPS98225879](https://openairdocs.org/sdr/UPS98225879.md): Floorbeam · corroded · Feb 4, 1998 · N904UP · Boeing 72751C · Fuselage Main, Floor Beam
  > INSPECTION TYPE-SI, CORROSION (C53-224-01.05-01) AND BARE METAL ON FLOORBEAM BS 480, LBL 45 TO 59, WL 208. CORROSION FOUND TO BE OUT OF LIMITS PER SRM 53-10-1. COMPLETED STANDARD UPPER CHORD SPLICE PER SRM 53-10-8, FIG 5, SRM 51-30-2 AND MM 51-20-21.
- [SDR UPS98225878](https://openairdocs.org/sdr/UPS98225878.md): Floorbeam · corroded · Feb 4, 1998 · N904UP · Boeing 72751C · Fuselage Main, Floor Beam
  > INSPECTION TYPE-SI, CORROSION (C53-224-01.05-01) ON FLOORBEAM BS 400, LBL 25, WL 208, UPPER FLANGE. CORROSION FOUND TO BE OUT OF LIMITS PER SRM 51-10-1. COMPLETED STANDARD T-CHORD REPAIR PER SRM 53-10-8, SRM 51-30-2 AND MM 51-20-31.

Next page: https://openairdocs.org/deregistered/N904UP-2007-05-10/reports.md?page=2

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
WHERE n_number = 'N904UP' AND deregistration_id = 'N904UP-2007-05-10'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N904UP-2007-05-10/reports

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