# SDR USAA980440

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 30, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N393US
- Make and model: Boeing 737-3B7
- Registry model: [Boeing 737-3B7](https://openairdocs.org/model/boeing-737-3b7) (OpenAirDocs)
- Aircraft serial: 23315
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Web
- Part number: 6545808582
- Condition: Cracked
- Location: Bs 294
- Part time: 37,228 hours
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA980440

## Discrepancy

CLT - DURING Q-4 CHECK VISUAL INSPECTION, FOUND A CRACKED AREA .25 INCH FORWARD SERVICE DOOR OPENING LWR FWD CORNER BS 294 STRINGER 17R FLOOR LEVEL.  INSTALLED DOUBLER PER SRM 51-70-11.  (M)

---
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.