# SDR SWAA2023070554482

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 31, 2023
- Submitted: July 5, 2023
- Operation: Air carrier
- Aircraft: [N962WN](https://openairdocs.org/aircraft/N962WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36963
- Aircraft time: 38,452 hours, 23,554 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Part number: UNKNOWN
- Condition: Cracked
- Location: Zn 100 Fus Lower
- 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/SWAA2023070554482

## Discrepancy

CRACKED INTERCOSTAL AT FWD CABIN BS344+9 RBL12 WL208.<[01] CRACKED INTERCOSTAL AT FWD. CABIN BS344+9 RBL12 WL208 WITH NEXT DIMENSION L=0.600' TOOL USED CALIPER ID: ATS2739; S/N: A22004232; DATE: 11/2022; DUE:11/2023 P/N 141A5410-24; VERIFIED APPLICABILITY OF SRM 53-10-51-0L-2 FOR IDENTIFICATION AND SRM 53-10-51-1A-1 FOUND TO BE OUT LIMITS; IT WILL BE REPAIRABLE BY REPLACEMENT I.A.W SRM 51-10-02-0G PAR 9C.;[02] REMOVED INTERCOSTAL AT FWD CABIN BS344+9 RBL12 WL208 I.A.W SRM 51-40-02-0G-0.;[03] LOCATED AND DRILLED NEW INTERCOSTAL P/N 141A5410-24 I.A.W SRM 51-40-05-0G-0. AND DWG 141A5400. AND OK TO INSTALL.;[04] VERIFIED CORRECTIVE ACTION 3 'LOCATED AND DRILLED NEW INTERCOSTAL P/N 141A5410-24 I.A.W SRM 51-40-05-0G-0. AND DWG 141A5400.'<BR>OK TO INSTALL NOT GIVEN DUE TO END OF SHIFT.;[05] REQUEST OK TO INSTALL PART;[06] OK TO INSTALL PART;[07] INSTALLED INTERCOSTAL AT FLOOR STRUCTURE BS 344- BS 360 RBL 12 WL 208 PER SRM 51-40-02-0G-0 AND DWG 141A5400;[08] VERIFIED CORRECTIVE ACTION #7;[09] UPDATE MEASUREMENTS;[10] VERIFIED CORRECTIVE ACTION 8 AND MEASUREMENT TABLE

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