SDR 9627746637

Service difficulty report · Fitting · Boeing 747251B

Difficulty date
December 21, 1996
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N637US
Make and model
Boeing 747251B
Aircraft serial
23548
Part
Fitting
Condition
Cracked
Location
Mid Spar
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

DURING PERIODIC CHECK, FOUND THE FORWARD LOWER INBOARD MIDSPAR FITTING CRACKED AT SECOND FROM AFT INBOARD FASTENER HOLE TO INBOARD EDGE OF FITTING. REPLACED FITTING. WORK COMPLETED ON CITEXT 66-5441-1-0088, FM 65 THROUGH FM 72 REPLACEMENT PROCEDURE, DRAWING NR SA5441-01048-7 AND SB 5441-01048-9.