# SDR P5CA9800026

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 16, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N921FT](https://openairdocs.org/aircraft/N921FT), registered now
- Make and model: Boeing 747238B
- Aircraft serial: 21575
- System (JASC): [5400 · Nacelle/Pylon Structure](https://openairdocs.org/jasc/5400)
- Part: Brace
- Condition: Chafed
- Location: Nr 4 Pylon
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/P5CA9800026

## Discrepancy

NR 4 ENGINE PYLON SAIL AREA DIAGONAL BRACED CHAFED FWD END LT SIDE.  CHAFE OF DIAGONAL BRACE WITHIN LIMITS PER 54-40-01 ZONE 3.  EDDY CURRENT C/W, NO CRACKS NOTED PER NDT 54-40-08 PART 6.  BLENDED OUT CHAFED AREA, SHOT PEENED AND TREATED PER SRM 54-40-01.

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