# SDR SWAA2021100418724

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 14, 2021
- Submitted: October 4, 2021
- Operation: Air carrier
- Aircraft: [N967WN](https://openairdocs.org/aircraft/N967WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36967
- Aircraft time: 33,104 hours, 20,101 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Seat Track
- Condition: Corroded
- Location: Fuselage
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2021100418724

## Discrepancy

CORROSION ON PASSENGER CABIN SEAT TRACK BS677 RBL45 WL208. ; / [01] REMOVED CORROSION ON SEAT TRACK AT BS677 RBL4 WL208 IN A 2'X.6'X.044 FOUND TO BE OUT OF LIMITS PER SRM 53-00-52-1A-1 FIG 103 ATS TOOL ID-ATS1225 S/N UNKNOWN DATE 07/2022; [02] VERIFIED CORRECTIVE ACTION 1; [03] REMOVED SEAT TRACK AT RBL 45 FROM BS 538 TO BS 727B PER SRM 51-40-02-0G-0.; [04] RECEIVED NEW SEAT TRACK FABRICATED IN ACCORDANCE WITH BOEING DRAWING 144A5350 SH 2. REFER TO ATS BUILD RECORD 526789. PART MARKED IAW ATS QCM 4.35.26.; [05] LOCATED AND DRILLED NEW SEAT TRACK PER DWG 144A5300 SH 2 AND SRM 51-40-05; OK TO INSTALL.; [06] VERIFIED ACTION 4; 5; [07] INSTALLED NEW SEAT TRACK AT RBL 45; BS 538-727B PER DWG 144A5300. ALL FASTENERS STILL REQUIRE TORQUE.; [08] TORQUED FASTENERS IAW SRM 51-40-04-0G-0. ID#:ATS2328 S/N :0219095273.; [09] FIXED MEASUREMENT CHART; [10] VERIFIED SEAT TRACK INSTALLATION AND TORQUE PER DWG 144A5300 AND SRM 51-40-04; [11] TASK COMPLETE

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