Service difficulty report · Hinge Plates · Boeing 747121

Difficulty date
March 7, 1996
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N681UP
Make and model
Boeing 747121
Aircraft serial
19661
Part
Hinge Plates
Condition
Cracked
Location
Bs 1010/1033
Stage of operation
IN
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

WHILE IN AMS FOR C-CHECK, MAINTENANCE REPORTED WING TO BODY FAIRING SUPP STRU/ACFT BAY DOORS, FOUND HINGE POINT ATTACH PLATES CRACKED DUE TO DELAMINATION OF SHIMS BETWEEN ATTACH PLATES AND KEEL BEAM STRUCTURE LBL 8 BS 1010 AND BS 1033. REPLACED HINGE POINT ATTACH PLATES AND SHIMS PER SRM 51-30-02.