# SDR AALA20170719004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 19, 2017
- Submitted: July 21, 2017
- Operation: Air carrier
- Aircraft: [N970AN](https://openairdocs.org/aircraft/N970AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 30096
- Aircraft time: 48,638 hours, 19,826 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Pressure Deck
- Part number: 111A1112
- Condition: Cracked
- Location: Lt Mlg Ww
- 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/AALA20170719004

## Discrepancy

AIRCRAFT WAS IN BASE MAINTENANCE. CRACK ON CENTER WING REAR SPAR LEFT MAIN LANDING GEAR WHEEL WELL VERTICAL PRESSURE DECK WEB AT FUSELAGE STATION 661.95, LBL42. REPAIRED WEB AT FUSELAGE STATION 663, LBL25 TO LBL45 PER SRM 57-10-10-2R-3 ALTERNATIVE 2 AND EA 271744.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.