SDR P5CA2015081000069

Service difficulty report · Channel · Boeing 74746NF

Difficulty date: August 8, 2015
Submitted: August 11, 2015
Operation: Air carrier
Aircraft: N451PA
Make and model: Boeing 74746NF
Aircraft serial: 30809
Aircraft time: 62,914 hours, 10,416 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Channel
Condition: Cracked
Location: Bs 760
Stage of operation: IN
How discovered: E
Nature of condition: O
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

U/D BS 760, LT TENSION TIE FWD CHANNEL 1 EA FASTENER HOLES FOUND CRACKED IN 6 AND 12 O/C POSITION, BOTH 0.030" LENGTH. U/D BS 760, LT TENSION TIE FWD CHANNEL AND AFT CHANNEL CRACK AREAS REPAIRED IAW SRM 53-20-30-2R-1, REPAIR. THIS REPAIR IS CLASSIFIED AS A CATEGORY B REPAIR.

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