# SDR IPXA2026082158867

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 25, 2026
- Submitted: August 24, 2026
- Operation: Air carrier
- Aircraft: [N455UP](https://openairdocs.org/aircraft/N455UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 25476
- Aircraft time: 46,102 hours, 22,631 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- Part number: 149N7550Y96
- Condition: Cracked
- Location: Zone 100
- 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/IPXA2026082158867

## Discrepancy

AFTER CLEANING WW, FOUND RT WW CUTOUT CRACKED.   REMOVED SEAL & RETAINER FROM SEAL RETAINER SUPPORT. IAW AMM 20-10-23-004-001, 32-12-51-004-001, REV 140,  SRM 51-40-02-0G-0 REV 125. REMOVED 4 EA GUSSET SUPPORTS FROM SEAL RETAINER SUPPORT AT RBL 8.25 RBL 18.75 RBL 28 RBL 36.8. IAW SRM 51-40-02-0G-0, REV 125. INSTALLED (4 EA) GUSSET (BRACKETS) AT RT WW CUTOUT RBL 8.25, RBL 18.75, RBL 28, RBL 36.8, IAW SRM-51-40-02-0G-0. INSTALLED NEW CHANNEL SUPPORT AT RT WW CUTOUT IAW SRM 51-40-02-0G-0.

---
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.