SDR IPXA1668492

Service difficulty report · Failsafe · Boeing 76734AF

Difficulty date: July 30, 2011
Submitted: August 10, 2011
Operation: Air carrier
Aircraft: N311UP
Make and model: Boeing 76734AF
Aircraft serial: 27741
Aircraft time: 41,421 hours, 12,909 cycles
System (JASC): 5310 · Fuselage Main, Structure
Part: Failsafe
Part number: 145T252427
Condition: Cracked
Location: Bs 955
Stage of operation: IN
How discovered: V
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

INSPECTION TYPE:C, FUSELAGE LT BS 955 REAR SPAR BULKHEAD FITTING AREA FASTENER HOLE FOUND CRACK AT FAIL SAFE STRAP APP. 0.030" IN LENGTH. FUSELAGE LT SIDE BS 955 REAR SPAR BULKHEAD FITTING FAIL SAFE STRAP. REPAIRED IAW EO B767-5350-17922-I APP. 'C' ORG MAT'L IS 2024T351-0750" MACHINED STRAP, CRACK APPROX 0.030" IN LENGTH, FINAL CUTOUT SIZE IS 7.75" X 2", THIS REPAIR IS CLASSIFIED AS A MAJOR REPAIR.

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