# SDR SWAA2021081895127

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 16, 2021
- Submitted: August 18, 2021
- Operation: Air carrier
- Aircraft: [N444WN](https://openairdocs.org/aircraft/N444WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29839
- Aircraft time: 61,121 hours, 35,983 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Strap
- Condition: Corroded
- Location: Bs 795
- 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/SWAA2021081895127

## Discrepancy

CORROSION BS795 RBL21 BELOW AFT CARGO DOOR THRESHOLD STRAP ON NUT PLATE RETAINER STRIP / [01] REMOVED TWO N/P STRIPS PER SRM 51-40-02; [02] OUT OF LIMITS NO ALLOWABLE LIMITS GIVEN REPLACEMENT OF PART PER SRM 51-10-02-0G-0; STEP 9; [03] VERIFIED PART IS OUT OF LIMITS PER SRM 51-10-02-0G-0 STEP 9.; [04] UPDATED MEASUREMENTS; [05] VERIFIED UPDATED MEASUREMENTS; [06] VERIFIED OUT OF LIMITS DUE TO NO SRM ALLOWABLE LIMITS; [07] INSTALLED NUTPLATE ASSY/FASTENERS PER SRM 51-40-02 DWG 146A8340 SH18.; [08] VERIFIED; [09] RII INSPECTED INSTALL; [10] INSPECTION COMPLETE

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