Service difficulty report · Angle · Boeing 7377H4

Difficulty date
June 25, 2019
Submitted
March 11, 2022
Operation
Air carrier
Aircraft
N417WN
Make and model
Boeing 7377H4
Aircraft serial
29822
Aircraft time
60,730 hours, 35,852 cycles
Part
Angle
Condition
Corroded
Location
Fsd 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*** ON FORWARD SERVICE DOOR MOP SILL AT B.S. 328-344; R.B.L. 60; W.L. 208.1. / REMOVED CORROSION ON F.S.D MOPSILL BS 328-362 RBL 60 WL 208.1 34' X 3' X .003'; REMAINING THICKNESS .077' ORIGINALL THICKNESS .080' FOUND TO BE WITHIN LIMITS PER SRM 53-10-15-1A-2 FIG 103. REMOVED CORROSION ON THRESHOLD SUPPORT ANGLE ATTACHED TO F.S.D MOPSILL B.S 294-328 RBL 60 WL 208; 1' X 1' X .012' ORIGINAL THICKNESS .090' REMAING THICKNESS .078' FOUND TO BE OUT OF LIMITS PER SRM 53-10-15-1A-2 FIG 103. REPLACED THRESHOLD SUPPORT ANGLE PER SRM 51-40-02-0G-0; DWG 141A8310 SHT 23

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