Service difficulty report · Frame · Boeing 73773V

Difficulty date
August 28, 2021
Submitted
September 2, 2021
Operation
Air carrier
Aircraft
N7839A
Make and model
Boeing 73773V
Aircraft serial
30243
Aircraft time
57,802 hours, 35,522 cycles
Part
Frame
Condition
Damaged
Location
Bs 500a S7-10r
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

REJECT- TOP FASTENER HOLE AT O/B FLANGE COMMON TO BS 500A FRAME IS ELONGATED AT FRAME REPAIR STR 7R - STR 10R ; / [01] DRILLED OVERZISE HOLE .216 FINAL SIZE AT TOP FASTENER HOLE AT O/B FLANGE COMMON TO BS 500A FRAME PER SRM 51-40-05; [02] VERIFIED CORRECTIVE ACTION STEP 1 PER SRM.; [03] OK TO INSTALL HI-LOCK; [04] INSPECTED OPEN HOLE. OKAY TO INSTALL 1 EA HI-LOC FASTENER AT UPPER END OF REPAIR COMMON TO OUTBD FLANGE.; [05] INSTALLED HI-LOCK FASTENER AT UPPER END OF REPAIR COMMON TO OUTBOARD FLANGE BS500A IAW SRM 51-40-02-0G-0 AND EA #21-153-02349-WIP3.; [06] VERIFIED INSTALLED HI-LOCK FASTENER AT UPPER END OF REPAIR COMMON TO OUTBOARD FLANGE BS500A IAW SRM 51-40-02-0G-0 AND EA #21-153-02349-WIP3.; [07] VERIFIED ALL STEPS COMPLETE.

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