# SDR DALA2021092205694

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 21, 2021
- Submitted: September 22, 2021
- Operation: Air carrier
- Aircraft: [N668DN](https://openairdocs.org/aircraft/N668DN), registered now
- Make and model: Boeing 757232
- Aircraft serial: 25141
- Aircraft time: 89,792 hours, 41,329 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: None
- Condition: None
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2021092205694

## Discrepancy

SHIP 668 CRACK INDICATIONS NOTED ON THE RH 1640 FRAME UPPER I/B HOLE AT APPROX THE 3 AND 9 OCLOCK POSITIONS LOOKING AFT. INDICATIONS APPEAR TO BE IN THE AFT SIDE OF FRAME, NEED LAYER SEPARATION TO CONFIRM, APPROX .030" IN LENGTH EACH. CORRECTIVE ACTION: ACCOMPLISHED FRAME REPAIR ON STA 1640 RH FRAME FOR UPPER I/B HOLE CRACK IAW ER/A 593897-14AD REV ORIGINAL. (1956542)

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