Service difficulty report · Cargo Track · Boeing 73776N

Difficulty date
December 29, 2022
Submitted
January 27, 2023
Operation
Air carrier
Aircraft
N7812G
Make and model
Boeing 73776N
Aircraft serial
32582
Aircraft time
56,870 hours, 33,864 cycles
Part
Cargo Track
Condition
Corroded
Location
Bs 927
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

CORROSION ON TRACK AROUND FASTENER HOLES BS927+18 RBL13.<[01] REMOVED 0.012' IN A 1'X1' AREA ORIGINAL THICKNESS 0.071 FOUND TO BE OUT OF LIMITS PER SRM 53-00-53-1A-2 USING ATS TOOL ID ATS2678 EXP 4/2023.;[02] VERIFIED CORRECTIVE ACTION 1;[03] VERIFIED MEASUREMENT TABLE;[04] REMOVED DAMAGE CARGO TRACK SECTION BS 887 -947 RBL 13 IAW SRM 51-40-02-0G-0.;[05] LOCATED AND DRILLED NEW CARGO TRACK SECTION BS 887 -947 RBL 13 IAW SRM 51-40-05-0G-0 AND DWG 147A7500 AND OK TO INSTALL.;[06] VERIFIED CORRECTIVE ACTION 5; OK TO INSTALL GIVEN.;[07] INSTALLED NEW CARGO TRACK SECTION BS 887 -947 RBL 13 IAW SRM 51-40-02-0G-0 AND DWG 147A7500.;[08] VERIFIED CORRECTIVE ACTION 7.

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