Service difficulty report · Skin · Boeing 7474R7F

Difficulty date
July 28, 2010
Submitted
August 16, 2010
Operation
Air carrier
Aircraft
N581UP
Make and model
Boeing 7474R7F
Aircraft serial
25866
Aircraft time
82,754 hours, 14,396 cycles
Engine
Ge CF680C2B1F
Part
Skin
Part number
65B043081
Part serial
001002
Condition
Misrepaired
Location
Fwd Cargo Door
Stage of operation
IN
How discovered
V
Nature of condition
W
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, SURVEY SEQUENCE NR 581-F1-05 FWD CARGO DOOR SKIN AND LOWER BEAM AT BETWEEN BS 653-670 AND STR 38R-40R AREA EXISTING REPAIR DOES NOT CORRELATE TO EFN 58120041002. BS653-BS670 & STR 38R-40R AREA REPAIRED & ACCEPTABLE RESPECTIVELY IAW HX RS R52-00-36797 REV A & EO 747-5230-39110-A, ORG MAT'L CLAD 2024T3 0.063" SKIN & DOUBLER, EXISTING TRIM OUT AND FREEZE PLUG AT BONDED SKIN.FINAL CUTOUT SIZE 6" X 9.675" THIS IS CLASSIFIED MAJOR REPAIR, TIME LIMITED 20000 FLT CYC FOR (DTA).REPAIR SIZE 12.5"X14.5".

More about the Boeing 747-4R7F