Service difficulty report · Spar · Boeing 747121

Difficulty date
June 30, 1995
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N831FT
Make and model
Boeing 747121
Aircraft serial
19648
System (JASC)
5711 · Wing Spar
Part
Spar
Condition
Corrosion
Location
Bs 1000
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

CORROSION IN THE UPPER SPAR AT BS 1000 BETWEEN LBL 30 TO RBL 120 IN DRY-BAY (INTERNAL) CENTER SECTION RIGHT. REMOVED CORROSION PER BOEING SRM 51-10-01. TREATED PER 51-10-02 WITHIN LIMITS PER 53-10-01.