# SDR SWAA2025030591046

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2025
- Submitted: March 5, 2025
- Operation: Air carrier
- Aircraft: [N278WN](https://openairdocs.org/aircraft/N278WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36441
- Aircraft time: 58,438 hours, 35,196 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Cracked
- Location: Zone 100
- Stage of operation: IN
- How discovered: E
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2025030591046

## Discrepancy

CRACK INDICATION IN UPPER FASTENER HOLE LOCATED AT BS 727 FRAME INNER CHORD AT S-18A RIGHT SIDE.CRACK DIRECTION 11 O CLOCK.AFT CARGO COMPARTMENT 2025-94143<[01] TOOL USED ON STEP 1: EDDY CURRENT EQUIPMENT P/N: NORTEC 600D; S/N:240525011; DUE DATE:13-NOV-25.[07] REPAIRED UPPER FASTENER HOLE LOCATED AT BS 727 FRAME INNER CHORD AT S-18A RIGHT SIDE.CRACK DIRECTION 11 O CLOCK.AFT CARGO COMPARTMENT IAW EA 25-153-00424 (AD - N278WN - AEM - REPAIR - FUSELAGE - WHEEL WELL BULKHEAD - AT BSTA 727 AND AT S-18A RHS - WEB & AFT LOWER FITTING - FASTENER HOLE - CRACK.)<BR>TASK CERTIFIED;[08] REPAIRED UPPER FASTENER HOLE LOCATED AT BS 727 FRAME INNER CHORD AT S-18A RIGHT SIDE.CRACK DIRECTION 11 O CLOCK.AFT CARGO COMPARTMENT IAW EA 25-153-00424 (AD - N278WN - AEM - REPAIR - FUSELAGE - WHEEL WELL BULKHEAD - AT BSTA 727 AND AT S-18A RHS - WEB & AFT LOWER FITTING - FASTENER HOLE - CRACK.)<BR>TASK RII CERTIFIED

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