Service difficulty report · Keelbeam · Boeing 757222

Difficulty date
July 20, 2005
Submitted
July 26, 2005
Operation
Air carrier
Aircraft
N542UA
Make and model
Boeing 757222
Aircraft serial
25276
Aircraft time
46,624 hours, 17,061 cycles
Engine
Pwa PW2037
Part
Keelbeam
Condition
Corroded
Location
Fuselage
Stage of operation
IN
How discovered
9
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

KEEL BEAM CORROSION. EXT CHORD BS 1180 TO 1176, APPROXIMATELY 6 LBL TO 6 RBL. REMOVE CORROSION AND CK LIMIT PER SRM 53-30-12. ORIGINAL THICKNESS=.130", AFTER REPAIR THI CKNESS=.124", LOSS OF MATERIAL IS WITHIN LIMIT PER SRM 53-30-12