# SDR UPS07450315

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 4, 2007
- Submitted: July 27, 2007
- Operation: Air carrier
- Aircraft: N522UP
- Make and model: Boeing 747 212B
- Registry model: [Boeing 747 212B](https://openairdocs.org/model/boeing-747-212b) (OpenAirDocs)
- Aircraft serial: 21936
- Aircraft time: 74,820 hours, 17,560 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Cracked
- Location: Bs 340 S5-5ar
- 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/UPS07450315

## Discrepancy

INSPECTION TYPE:C U/D FX SKIN AT BS 340 S5-5A FOUND CRACK AT 1 FASTENER HOLE CRACK LENGTH 1/16".  FX BS 340 BETWEEN STR 5R TO 5 AR SKIN REPAIRED WITHOUT ZERO TIMING AT CRITICAL ROW FASTENERS AS PER SRM 53-30-03 FIG 1 AND TAR S/N 127808 REV A REPEAT INSP IS REQUIRED AS PER SRM 53-30-03 FIG 1. UPS MPI NR P19299 RAISED FOR CONTINUE REPEAT INSP AND MPI NR P19300 RAISED FOR PERM REPAIR.

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