# SDR QMLA2014122614142

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 26, 2014
- Submitted: December 29, 2014
- Operation: Air carrier
- Aircraft: [N145SU](https://openairdocs.org/aircraft/N145SU), registered now
- Make and model: Bolkms BK117C2
- Aircraft serial: 9102
- Aircraft time: 4,796 hours, 14,509 cycles
- System (JASC): [5302 · Rotorcraft Tail Boom](https://openairdocs.org/jasc/5302)
- Part: Frame
- Part number: SEEABOVE
- Condition: Cracked
- Location: Tailboom
- Part time: 4,796 hours, 14,509 cycles
- Component: Tailboom, Urocop
- Component part number: B535M2095102
- Stage of operation: UK
- 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/QMLA2014122614142

## Discrepancy

DURING INSPECTION OF TAIL BOOM FOUND CRACKS ON UPPER & LOWER FRAME 9LA & 7L.  UPPER FRAME 9LA IS CRACKED AT RBL 200 & WL 3000, CRACK IS APPROX .25 INCHES.  LOWER FRAME 9LA IS CRACKED AT RBL 200, LBL 200 & WL 3000, BOTH CRACKS ARE APPROX .5 INCHES.  FRAME 7L IS CRACKED AT RBL 200 & WL 3000, CRACK IS APPROX 1.5 INCHES.  FRAME PN'S 117-30254.14, B5335M2005101, B535M2047201.

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