# SDR SWAA2021120142252

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 9, 2021
- Submitted: December 1, 2021
- Operation: Air carrier
- Aircraft: [N7862A](https://openairdocs.org/aircraft/N7862A), registered now
- Make and model: Boeing 737-71B
- Registry model: [Boeing 737-71B](https://openairdocs.org/model/boeing-737-71b) (OpenAirDocs)
- Aircraft serial: 33009
- Aircraft time: 48,858 hours, 32,792 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Track
- Condition: Cracked
- 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/SWAA2021120142252

## Discrepancy

CRACK ON TRACK AT AFT CARGO BAY LBL 17 WL 155 BS 767. ; / [01] EVALUATED CRACK; FOUND LENGTH TO BE 0.150; MAX ALLOWABLE IS 0.10 FOUND TO BE OUT OF LIMITS PER SRM 53-00-53-1A-2; [02] VERIFIED OUT OF LIMITS; [03] REMOVED ACB CARGO TRACK BS 727+4-867; LBL 17; WL 155 IAW SRM 51-40-02-0G-0.; [04] LOCATED; DRILLED AND DEBURRED NEW ACB CARGO TRACK BS 727+4-867; LBL 17; WL 155 IAW SRM 51-40-05-0G-0; DWG# 146A7500. OK TO INSTALL TRACK; [05] VERIFIED CORRECTIVE ACTIONS 3 AND 4.; [06] INSTALLED NEW ACB CARGO TRACK BS 727+4-867; LBL 17; WL 155 IAW SRM 51-40-02-0G-0; DWG# 146A7500.; [07] VERIFIED CORRECTIVE ACTION 6.; [08] UPDATED PARTS TABLE; [09] VERIFIED STEPS COMPLETE.; [10] ALL STEPS COMPLETE

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