Service difficulty report · Frame · Boeing 747212B

Difficulty date
August 25, 2005
Submitted
August 31, 2005
Operation
Air carrier
Aircraft
N526UP
Make and model
Boeing 747212B
Aircraft serial
21937
Aircraft time
86,711 hours, 16,361 cycles
Part
Frame
Condition
Corroded
Location
Bs 880
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

FX FRONT BODY FAIRING SUPPORT UPPER SURFACE FOUND SURFACE CORROSION AT STA 880 RBL 0 TO RBL 1". CORROSION BLEND OUT 0.080" BY 1" BY 1" EXCEED SRM 53-50-01 FIG 5 LIMITS, FRAME WEB REPAIRED AT BS 880 BL 0" TO RBL 1" FWD SIDE AREA AS PER SRM 53-50-04 FIG 1.

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