# SDR SWAA2021100512753

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 27, 2021
- Submitted: October 5, 2021
- Operation: Air carrier
- Aircraft: [N7885A](https://openairdocs.org/aircraft/N7885A), registered now
- Make and model: Boeing 737-76N
- Registry model: [Boeing 737-76N](https://openairdocs.org/model/boeing-737-76n) (OpenAirDocs)
- Aircraft serial: 33379
- Aircraft time: 58,530 hours, 28,804 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Splice Strap
- Condition: Corroded
- 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/SWAA2021100512753

## Discrepancy

CORROSION FOUND AT AFT CARGO FLOOR BOARD SPLICE STRAP AT STA 767 + 5. ; / [01] REMOVED CORROSION AT AFT CARGO FLOOR BOARD SPLICE STRAP STA 767.5 AS PER REF B737 SRM 51-10-02-0G-0.; [02] VERIFIED. REMOVED CORROSION AT AFT CARGO FLOOR BOARD SPLICE STRAP STA 767.5.; [03] PERFORMED UT THICKNESS INSP. ON REWORKED AREAS IAW B737 NDT PART 4; 51-00-00; PROCEDURE 3. MIN. THICKNESS 0.060'<BR>TOOL: OLYMPUS 27MG B/C: 172139 DUE: 04/01/22; [04] EVALUATED REWORKED FLOOR BOARD SPLICE STRAP AREA; ORIGINAL THICKNESS .070; LOST MATERIAL .010; REMAINING MATERIAL .060; FOUND TO BE OUT OF LIMITS AS PER REF B737 SRM 53-00-53-1A-1 FIG 103.; [05] RECEIVED NEW SPLICE STRAP (TEE). SPLICE STRAP WILL BE INSTALLED ON CUSTOMER CARD #TTG8Q004DXG5.; [06] VERIFIED STEPS 3;4 AND 5

---
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, except the copies of manufacturers’ service documents, which belong to their rights holders.