Service difficulty report · Cap · Boeing 747

Difficulty date
April 30, 2022
Submitted
May 4, 2022
Operation
Air carrier
Aircraft
N477MC
Make and model
Boeing 747
Aircraft serial
29255
Aircraft time
94,642 hours, 16,669 cycles
Part
Cap
Part number
65B026341100
Part serial
NSN
Condition
None
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

FOUND FLOOR BEAM CAP CORROSION AT STATION 2360, RBL 11.33, LBL 39(<P>1) REMOVED DAMAGE PART IAW SRM 51-40-02 REV 94. 2) FABRICATED PART IAW EI # T2022 P53M-1034 REV 0. 3) INSTALLED FABRICATE PART IAW SRM 51-40-02 REV 94 AND BNG NO 65B02634 SH22 REV, U SH 60 REV, 65B06161 SH02 REV E, 65B38754 SH08 REV A, 65B06154 SH01 REV H, 65B06156 SH02 REV E AND 65B38694 SH07 REV- 4.JOB COMPLETED AND CONDITION CHECK NORMAL</P>)