Service difficulty report · Frame · Boeing 75721B

Difficulty date
July 9, 2009
Submitted
July 9, 2009
Operation
Air carrier
Aircraft
N933FD
Make and model
Boeing 75721B
Aircraft serial
24330
Aircraft time
52,447 hours, 30,243 cycles
Part
Frame
Part number
146N1010
Condition
Corroded
Location
Zone 100
Stage of operation
IN
How discovered
V
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

AT BS 1380, STR 24L TO 28L FRAME CORRODED. CORROSION ON AFT CARGO FRAME AT BS 1380 FOUND EXCEEDED SRM ALLOWABLE DAMAGE LIMITS. FRAME REPAIRED IAW SRM 53-00-07 REV. 97, REPAIR 5 FIG. 201. REPAIR IS CLASSIFIED AS MAJOR IAW GMM 6-2-100 CRITERIA.

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