# SDR ASAA2025091361445

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 13, 2025
- Submitted: October 9, 2025
- Operation: Air carrier
- Aircraft: [N467AS](https://openairdocs.org/aircraft/N467AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36362
- Aircraft time: 41,625 hours, 13,113 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Web
- Part number: 147A5116U19
- Condition: Corroded
- Location: Zone 200
- 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/ASAA2025091361445

## Discrepancy

PASSENGER COMPARTMENT, AFT GALLEY AREA, NEAR FWD LEFT FLOOR GALLEY MOUNT, FLOOR SKIN HAS CORROSION. STA 992-1006. GROUNDED - YES. REMOVED MOUNT FITTINGS (2), IAW B737-900 SRM 51-40-02. BLENDED OUT CORROSION, ORIGINAL THICKNESS OF WEB .080, REMAINING THICKNESS IS .055 (UT TOOL# T8224U CAL DUE 28MARCH2026) THIS IS BEYOND 10% ALLOWABLE LIMITS IAW B737-900ER-SRM 53-70-51-1A-1. REPLACED WEB PN 147A5116-19 IAW B737-900 SRM 51-40-02, INSTALLED MOUNT FITTINGS IAW B737-SRM 51-40-02. (-19 WEB FABRICATED ON NON ROUTINE 38567/G2219567).

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