Service difficulty report · Stiffener · Boeing 76734AF

Difficulty date
February 11, 2010
Submitted
February 19, 2010
Operation
Air carrier
Aircraft
N329UP
Make and model
Boeing 76734AF
Aircraft serial
27755
Aircraft time
32,758 hours, 9,489 cycles
Engine
Ge CF680C2B6F
Part
Stiffener
Part number
111T200811
Condition
Cracked
Location
Bs 785
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

INSP TYPE:6C, FWD CARGO WING CENTER SECTION FRONT SPAR VERTICAL STIFFENER UPPER AREA FOUND CRACKED JUST AT STA 785.9 LBL 32.94. STIFFENER REPAIRED IAW HX RS. R57-10-36618 REV A & EO NR B767-5710-36713-A. ORIN. MAT'L 1518-749-2024T3511, CRK LENGTH 3.25", CUTOUT LENGTH 16.375", THIS REPAIR IS CLASSIFIED AS A MAJOR REPAIR WITH BAC1518-749-2024T3511 AS REPLACEMENT SECTION,2424T351-0250" AND 2024T3-0100" AS REPAIR STRAP,7075T651BARE0.250" AS REPLACEMENT CLEVIS.

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