# SDR UALA2011040601653

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 5, 2011
- Submitted: April 11, 2011
- Operation: Air carrier
- Aircraft: [N797UA](https://openairdocs.org/aircraft/N797UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26924
- Aircraft time: 58,114 hours, 8,313 cycles
- Engine: Pwa PW40903
- System (JASC): [7830 · Engine Thrust Reverser](https://openairdocs.org/jasc/7830)
- Part: Seal
- Part number: 315W35514
- Condition: Damaged
- Location: Thrust Reverser
- 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/UALA2011040601653

## Discrepancy

ON WALK AROUND SECTION OF DAMAGED SEAL, LESS THAN 10 PERCENT. REMAINING SEAL SECURE AND RESEALED ENDS WERE DAMAGED REMOVED. PART INF (PCN 120-2870). NIL STOCK IN SYSTEM. LOOKED FOR SEAL MATCH AT SMB NOTHING FOUND NEED 120-2870. MF7133 CREATED TO MONITOR.  UPON REINSPECTION FOUND DAMAGE HAS PROGRESSED TO APPROX. 25 PERCENT OF SEAL IS NOW MISSING OR DAMAGED. 120-2870 ISSUED TO SFOJB.  REMOVED REV SLEEVE FOR ACCESS.  REPLACED RT SLEEVE BULB SEAL PER MM.

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