# SDR 08FDEA00035

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 4, 2008
- Submitted: January 7, 2008
- Operation: Air carrier
- Aircraft: [N903FD](https://openairdocs.org/aircraft/N903FD), registered now
- Make and model: Boeing 757-2B7
- Registry model: [Boeing 757-2B7](https://openairdocs.org/model/boeing-757-2b7) (OpenAirDocs)
- Aircraft serial: 27124
- Aircraft time: 47,097 hours, 19,245 cycles
- System (JASC): [5420 · Nacelle/Pylon Miscellaneous Structure](https://openairdocs.org/jasc/5420)
- Part: Shim
- Part number: 311N522022
- Condition: Misaligned
- Location: Nr 1 Pylon
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/08FDEA00035

## Discrepancy

NR 1 PYLON MID BULKHEAD INBOARD AFT AND FWD LOWER SPAR HAS SHIM MIGRATION.  REMOVED FWD AND AFT I/B BOLTS PER STEP 2.1 OF EA F-5450-110803 DATED 11/12/07.  REMOVED AND REPLACED FWD I/B SHIM WITH NEW SHIM.  REMOVED AND REPLACED AFT I/B SHIM WITH NEW SHIM PER STEPS 2.2 THRU 2.6 OF EA F-5450-110803 DATED 11/12/07.  REAMED AFT I/B HOLE TO 0.3902" AND INSTALLED HARDWARE PER STEP 2.7 OF EA F-5450-110803 DATED 11/12/07.  REAMED FWD I/B HOLE TO 0.3925" WHICH IS OUT OF LIMITS.  REAMING AND HARDWARE INSTALLATION OF FWD I/B HOLE WILL BE ACCOMPLISHED ON NON ROUTINE N00097, WORK ORDER 00037942.

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