Service difficulty report · Frame · Boeing 757230

Difficulty date
June 17, 2021
Submitted
July 15, 2021
Operation
Air carrier
Aircraft
N999FD
Make and model
Boeing 757230
Aircraft serial
24748
Aircraft time
69,369 hours, 27,286 cycles
Part
Frame
Part number
146N87112
Condition
Cracked
Location
Bs 1640 S14r
Stage of operation
IN
How discovered
E
Nature of condition
O, O, O
Precautionary procedure
K, K, K, K

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

What was found

DURING ROTO PROBE OF RH BS 1640 AT S-14, CRACKS WERE FOUND IN BOTH BOTTOM HOLES AND BOTH HOLES HAVE INDICATIONS AT 3 O'CLOCK AND 9 O'CLOCK. IT APPEARS THE FRAME IS CRACKED ALL THE WAY ACROSS. COMPLIED WITH E.A. # T F-5310-T0361972 P1 EA TITLE FUSELLAGE-MAIN FRAME STA 1640 FRAME SPLICE REPAIR TO REPAIR CRACK AT ST-14 RIGHT, RELEASE DATE JUN 17, 2021, MAJOR REPAIR.