# SDR UPS98227573

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 11, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N905UP](https://openairdocs.org/aircraft/N905UP), registered now
- Make and model: Boeing 727-51C
- Registry model: [Boeing 727-51C](https://openairdocs.org/model/boeing-727-51c) (OpenAirDocs)
- Aircraft serial: 18947
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Cracked
- Location: Bs 420
- 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/UPS98227573

## Discrepancy

INSPECTION TYPE:D CRACK ON UPPER FLANGE OF FRAME AT BS 420, BL 0.  REPAIR CARRIED OUT ON UPPER FLANGE IAW SRM 51-40-3, FIG 1.

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