# SDR Y2PA2024042324011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 23, 2024
- Submitted: April 23, 2024
- Operation: Air carrier
- Aircraft: [N727US](https://openairdocs.org/aircraft/N727US), registered now
- Make and model: Boeing 727223
- Aircraft serial: 22470
- Aircraft time: 72,087 hours, 38,682 cycles
- System (JASC): [5712 · Wing, Rib/Bulkhead](https://openairdocs.org/jasc/5712)
- Part: Rib
- Part number: UNKNOWN
- Condition: Cracked
- Location: Lt Wing
- Part time: 72,087 hours, 38,682 cycles
- Stage of operation: IN
- How discovered: E
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/Y2PA2024042324011

## Discrepancy

WHILE AT C- CHECK IN KBQK, DURING A HFEC INSPECTION OF THE RH RIB CHORD AT STATION BL 70.5 PER AD 14-04-09 S/B 57-0112 R5,A CRACK WAS FOUND IN HOLE MARKED ON THE RH SIDE AT STATION BL 70.5.    STOP DRILLED CRACK, PERFORMED A HFEC INSPECTION OF ALL EXISTING HOLES, NO OTHER CRACKS FOUND AT THIS TIME, INSTALLED LARGE REPAIR KIT (65C33202-98) ON RT SIDE AT RBL 70.5,BS 760.95 IAW S/B 57- 0112 R5 AND SRM 51-30-2.

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