Service difficulty report · Stiffener · Boeing 76734AF

Difficulty date
July 13, 2010
Submitted
July 21, 2010
Operation
Air carrier
Aircraft
N330UP
Make and model
Boeing 76734AF
Aircraft serial
27756
Aircraft time
32,862 hours, 9,921 cycles
Part
Stiffener
Part number
141T514631
Condition
Cracked
Location
Floorbeam
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, MEC COMPT STA 246 FLOORBEAM ATT STIFFENER FOUND CRACK AT LBL40" MEC COMPT BS 246 LBL40" FLOORBEAM ATT STIFFENER REPAIRED IAW SRM 53-10-51-2R4, FIG 201, ORG MATL IS BAC1490-2793-7075T62, CRK LENGTH IS 1", THIS REPAIR IS CLASSIFIED AS A MAJOR REPAIR WITH MATL 7075T6-0063" AS STIFFENER. REPEAT INSP AT 3000 FLIGHT CYCLES OR 24 MONTHS WHICH EVER OCCURS FIRST IS REQUIRED. REPAIR LENGTH IS 14.5"

More about the Boeing 767-34AF