# SDR UPS97422006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 4, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N671UP](https://openairdocs.org/aircraft/N671UP), registered now
- Make and model: Boeing 747123
- Aircraft serial: 20323
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Condition: Cracked
- Location: Bs 1900
- 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/UPS97422006

## Discrepancy

INSPECTION TYPE:  C.  FOUND CRACK IN FRAME WEB AND FRAME-INNER FLANGE AT BS.1900, BETWEEN S41/42 LT.  REMOVED FRAME SECTION BETWEEN INITIAL SPLICES AT S34 AND 43L.  FOUND MORE CRACKS IN FRAME AFTER REMOVING.  (NO INSP. AREA).  INSTALLED NEW FRAME SECTION ACCORDING TO SRM.51-30-02/05.

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