Service difficulty report · Splice · Boeing 7474J6

Difficulty date
May 21, 2023
Submitted
May 23, 2023
Operation
Air carrier
Aircraft
N747BC
Make and model
Boeing 7474J6
Aircraft serial
25879
Aircraft time
53,670 hours, 12,690 cycles
Part
Splice
Part number
149U701021
Part serial
NSN
Condition
Unknown
Location
Unknown
Stage of operation
IN
How discovered
V
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

CORROSION - FOUND FUSELAGE KEEL BEAM SPLICE TEE CORROSION AT STA 1210 RBL 9(<P>1) REMOVE DAMAGE PARTS IAW SRM 51-40-02-0G-0 REV 54. 2) FABRICATE PARTS IAW EI T2023P53M-1154 REV 0. 3) INSTALL PARTS IAW SRM 51-40-02-0G-0 REV 54 & DWG 149U7010 SH 4 REV A. 4) JOB COMPLETED AND CONDITION CHECK NORMAL</P>)

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