# SDR SWAA2020051828417

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 30, 2020
- Submitted: May 18, 2020
- Operation: Air carrier
- Aircraft: [N8316H](https://openairdocs.org/aircraft/N8316H), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 36684
- Aircraft time: 26,352 hours, 11,691 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Angle
- Condition: Corroded
- Location: Fuselage
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2020051828417

## Discrepancy

FWD CARGO RH Z ANGLE CORRODED AT BS 500A TO 500D +12' WL 160 RBL 22'. / EVALUATED CORROSION DAMAGE; FOUND TO BE OUT OF LIMITS; REMOVED ZEE ANGLE STA 500A TO 500I RBL 22; REMOVED ZEE ANGLE STA 400 TO 420 RBL 22; REMOVED FWD BULKHEAD LOWER ATTACH BRKT STA 400 LBL 22 TO RBL 22; DISPLACED FWD BULKHEAD R/H ATTACH ANGLE FOM; VERIFIED MATERIAL AS BAC 1496-44 7075T6; FABRICATED NEW ZEE ANGLES; TREATED AND PRIMED; ASSEMBLED REPAIR PARTS; INSTALLED NUTPLATES. INSTALLED NEW ZEE ANGLE STA 500A TO 500I; INSTALLED NEW ZEE ANGLE STA 400 TO 420 RBL 22; REINSTALLED FWD BULKHEAD LOWER ATTACH BRKT; REINSTALLED R/H ATTACH ANGLE IAW SRM 53-00-53-1A-2 FIG 103 DETAAIL D; SRM 53-00-53-2R-5; SRM 51-40-02-0G-0; AMM 51-21-41-370-802; AMM 51-21-72-370-804; SRM 51-40-10 FOUND OUT OF LIMITS DUE TO DAMAGE BEING ON EDGE OF HOLE IAW SRM 53-00-53-1A-2 FIG 103 DET D Z-ANGLE P/N 193A750-188 ATAG A50377; A50388 P/N 143A7501-184

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