Service difficulty report · Web · Boeing 747121

Difficulty date
September 24, 2004
Submitted
October 8, 2004
Operation
Air carrier
Aircraft
N681UP
Make and model
Boeing 747121
Aircraft serial
19661
Aircraft time
104,265 hours, 26,546 cycles
Part
Web
Condition
Cracked
Location
Nr 2 Pylon
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

INSPECTION TYPE: C, NR 2 PYLON - DURING ACCOMPLISHMENT EO ON AFT LOWER SPAR WEB, 1EA NON STANDARD REPAIR PATCH FOUND INSTALLED ON LOWER SPAR WEB JUST AFT OF REAR END MOUNT BULKHEAD. DEFECTIVE AREA AFT LOWER SPAR WEB REPAIR CARRIED OUT AS PER SRM 54-10-03 FIG 23 AT NAC STA 218 TO NAC STA 228.5 LBL 1 TO LBL 7 AREA.