# SDR SWAA2022040886535

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 16, 2022
- Submitted: April 8, 2022
- Operation: Air carrier
- Aircraft: [N922WN](https://openairdocs.org/aircraft/N922WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32461
- Aircraft time: 46,030 hours, 27,571 cycles
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Seat Track
- Condition: Loose
- 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/SWAA2022040886535

## Discrepancy

REF TTG8Q002CAF3: PAX CABIN SEAT TRACK FASTENERS 'A' FOUND LOOSE AT BSTA 727B AND LBL 24.75 / [01] REMOVED FASTENER ON SEAT TRACK POSITION 'A' AT STA 727B LBL 24.75 PER SRM 51-40-02-0G-0.;[02] VERIFIED; STEP # 1.;[03] PERFORMED HFEC INSP AROUND OF FASTENER OPEN HOLES. IAW B 737 NDT PART 6 51-00-00 PROCE 23. TOOL NORTEC 600. BC 166316. CALIB DUE 10-8-22. NO CRACKS FOUND.;[04] PERFORMED HFEC ROTO INSP ON FASTENER OPEN HOLES. IAW B 737 NDT PART 6 51-00-00 PROCE 16. TOOL NORTEC 600. BC 166316. CALIB DUE 10-8-22. NO CRACKS FOUND.;[05] PERFORMED HFEC COUNTERSUNK INSP ON FASTENER OPEN HOLES. IAW B 737 NDT PART 6 53-30-00 PROCE 3. TOOL NORTEC 600. BC 166316. CALIB DUE 10-8-22. NO CRACKS FOUND.;[06] HOLE DIAAMETER MEASURRES .251' FOUND TO BE IN LIMITS PER EA 22-153-00823-WIP1 / 8458993 TOOL USED DIAL CALLIPERS. C-ID 172988 AND DUE:04-NOV-22;[07] VERIFIED 6;[08] FASTENER TO BE INSTALLED ON EA 22-153-00823-WIP1 / 8458993;[09] CORRECTION TO STEP 8. FASTENER INSTALLED PER EA 22-153-00823-WIP1 / 8458993;[10] PERFORMED EA 22-153-00823. REF FAULT TTG8Q00BBKUN;[11] VERIFIED 9 AND 10

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