# SDR SWAA2022081236892

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 31, 2022
- Submitted: August 12, 2022
- Operation: Air carrier
- Aircraft: [N260WN](https://openairdocs.org/aircraft/N260WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32518
- Aircraft time: 52,920 hours, 31,399 cycles
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- Part: Rib
- Condition: Cracked
- Location: L/H Horiz. Stab.
- 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/SWAA2022081236892

## Discrepancy

AFTER REMOVING LEFT HORIZONTAL STAB RIB # 5 FOUND 2 POSSIBLE CRACKS ON THE LOWER CHORD FWD OF STIFFENER #1. / [01] RFORMED HFEC INSP ON STIFENER 1 O/B SIDE LWR CHORD; IAW B 737 NDT PART 6 51-00-00 PROCE 23. TOOL NORTEC 600. BC 166316. CALIB DUE 10-8-22. NO CRACKS FOUND.;[08] FABRICATED REPAIR ANGLE MATERIAL USED P/N:BAC 1490-2738 7075T6 PO#1244016;LOCATED AND DRILLED ALL REPAIR PARTS REF B737-700 SRM 55-10-09-2R-5 REPAIR 5 FIG 203;[22] INSTALLED REPAIR PARTS AT L/H HORIZONTAL STAB RIB #5 ON STIFFENER #1 REF B737-700 SRM 55-10-09-2R-5 REPIR 5 FIG 203;[23] CORRECTION FROM STEP 22:INSTALLED REPAIR PARTS AT L/H HORIZONTAL STAB RIB #5 ON STIFFENER #1 REF B737-700 SRM 55-10-09-2R-5 REPAIR 5 FIG 203;[24] VERIFIED AND INSPECTED STEP#23.;[25] INSPECTED.;[26] VERIFIED

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