Service difficulty report · Stiffener · Boeing 7272M7

Difficulty date
February 25, 2004
Submitted
March 29, 2004
Operation
Air carrier
Aircraft
N750DH
Make and model
Boeing 7272M7
Aircraft serial
21951
Aircraft time
36,313 hours, 19,798 cycles
Part
Stiffener
Condition
Cracked
Location
Lt Wing Le
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

DURING C-CHECK, LEFT WING FRONT SPAR & WBL 92.8 VERTICAL STIFFENER CRACK INDICATION FROM BOTTOM END. REMOVED FASTENERS FOR ACCESS IAW B727 SRM 51-30-2, STOPDRILLED CRACK AT LEFT WING FRONT SPAR VERTICAL STIFFENER IAW B727 SRM 51-10-1, FABRICATED ANGLE REPAIR FROM 7075-T6, .063 (7.0 X 1.25 X 6.5 INCH) PO 900489 IAW B727 SRM 51-40-3 FIG 1. TREATED AND PRIMED REPAIR PARTS AND WORKING AREA IAW B727 SRM 51-10-2. INSTALLED REPAIR PARTS IAW B727 SRM 51-40-3 FIG 1. OP'S AND LEAK CHECK GOOD IAW B727 MM 28-10-02.

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