Service difficulty report · None · Boeing 7377H4

Difficulty date
July 24, 2018
Submitted
February 16, 2022
Operation
Air carrier
Aircraft
N782SA
Make and model
Boeing 7377H4
Aircraft serial
29808
Aircraft time
63,449 hours, 37,128 cycles
Part
None
Part number
654A00041073
Condition
Corroded
Location
Fed Threshold
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*** L1 DOOR SILL PLATE ASSEMBLY HAS CORROSION ON CORD STA 294 - 344; WL 208; LBL 60 TO 65 / L-1 DOOR LOWER SILL CHORD PN: 654A0004-1073 REMOVED AND REPLACED I/A/W B737 SRM 51-40-02 PARA 4;5;7; DRW 141A8110 SH 3;5;9 DRW 141A5220 SH 1. EWIS PROTECTION APPLIED AND REMOVED I/A/W B737 AMM 20-60-07- CIC APPLIED I/A/W B737 AMM 21-21-91 PARA 3. LOCATION: L-1 DOOR SILL PLATE STA. 294-344 WL 208; LBL 60 TO 65 57256U 08/08/18 L1 DOOR SILL FOUND TO BE OUT OF LIMITS IAW SRM 53-10-05-1A-1 56415R 8/8/18

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