# SDR UPS08553380

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 7, 2008
- Submitted: September 29, 2008
- Operation: Air carrier
- Aircraft: [N434UP](https://openairdocs.org/aircraft/N434UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 25465
- Aircraft time: 18,382 hours, 12,513 cycles
- System (JASC): [5412 · Nacelle/Pylon, Bulkhead/Firewall](https://openairdocs.org/jasc/5412)
- Part: Bulkhead
- Part number: 311N32712
- Condition: Chafed
- Location: Nr 1 Pylon
- 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/UPS08553380

## Discrepancy

INSPECTION TYPE:SV NR 1 PYLON MIDSPAR BULKHEAD LOWER I/B CORNER CHAFED.  ORG MAT THICKNESS OF OUTER EDGE OF BULKHEAD IS .210 DEEPEST DAMAGED AREA IS .030.  BLENDED NR 1 PYLON AFT FITTING LOWER I/B CORNER I/B CORNER PER STEP 1 OF EA 757-5453-27-A1811, ON MAE TRAVELER T8/760081. 3.NDT-STEP 2 OF EA757-5453-27-A1811, ACCOMPLISHED ON MAE TRAVELER T8/760081 ECA 114087.

---
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.