Service difficulty report · Cargo Track · Boeing 7377H4

Difficulty date
September 17, 2020
Submitted
October 6, 2020
Operation
Air carrier
Aircraft
N496WN
Make and model
Boeing 7377H4
Aircraft serial
32478
Aircraft time
54,479 hours, 32,341 cycles
Part
Cargo Track
Part number
146A7500
Condition
Corroded
Location
Bs 794-812
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 AFT CARGO BAY CARGO TRACK AT BS 794-812; RBL 14; WL 154. REMOVED CORROSION ON AFT CARGO BAY CARGO TRACK BS 794-812; RBL 14; WL 154; .012' DEEP FROM ORIGINAL THICKNESS .070', FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-2 FIG 103 DETAIL (D). REMOVED AND REPLACED AFT CARGO BAY CARGO TRACK BS 727-887; RBL 14; WL 154 IAW DWG 146A7500 AND DWG 146A0061 AND SRM 53-00-53-2R-3 FIG 203 DETAIL (A).

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