# SDR IPXA2026042143555

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 4, 2026
- Submitted: April 22, 2026
- Operation: Air carrier
- Aircraft: [N454UP](https://openairdocs.org/aircraft/N454UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 25475
- Aircraft time: 43,406 hours, 22,422 cycles
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Clamp
- Part number: 3145
- Condition: Cracked
- Location: Oxygen Bottle
- 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/IPXA2026042143555

## Discrepancy

FWD CARGO O2 BOTTLE RETAINER IS CRACKED AND TENSION STRAP IS SECURED CORRECTLY.  REMOVED FWD CARGO CRACKED O2 BOTTLE RETAINER FRONT HALF ASSY IAW BOEING 757-200PF SRM 51-40-02-0G-0. INSTALLED NEW FWD CARGO O2 BOTTLE RETAINER FRONT AND REAR HALF ASSY, AND TORQUED 3 EA SCREWS TO 20 IN-LB WITH TORQUE WRENCH #19-979 CAL DUE DATE 10-AUG-2026 IAW SRM 51-40-02-0G-0 AND AMM 20-11-00-912-001.

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