Service difficulty report · Frame · Boeing 747230B

Difficulty date
September 16, 2008
Submitted
October 20, 2008
Operation
Air carrier
Aircraft
N512MC
Make and model
Boeing 747230B
Aircraft serial
21220
Part
Frame
Part number
146U7756U2
Condition
Cracked
Location
Bs 1780
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

MAIN DECK CARGO COMPARTMENT SIDEWALL FRAME AT BS 1780 AT S12R HAS A 6.0 INCH CRACK, TOTAL WIDTH OF FRAME. INTERIM REPAIR ACCOMPLISHED IAW SRM 51-30-02 EO NR 4753B208 AND FORM 8110-3. REQUIRES INITIAL AND REPEAT INSPECTIONS AT EVERY C-CHECK INTERVALS. (K)