Service difficulty report · Support · Boeing 7377H4

Difficulty date
October 7, 2020
Submitted
February 11, 2021
Operation
Air carrier
Aircraft
N205WN
Make and model
Boeing 7377H4
Aircraft serial
34010
Aircraft time
54,001 hours, 32,013 cycles
Part
Support
Part number
146A750227
Condition
Corroded
Location
Aft Cargo Bay
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 FLOOR TO SIDEWALL SUPPORT AT AFT CARGO BAY BS727 - BS847 LBL22 WL156. / CORROSION ON SUPPORT P/N 146A7502-27 FOUND TO BE OUT OF LIMITS DUE TO PROXIMITY TO FASTENERS HOLES PER SRM 53-00-53-1A-2 FIG 103;D. REMOVED ACB FLOOR TO SIDEWALL SUPPORT BS 727-847; LBL 22 WL 156 PER SRM 51-40-02-0G-0; INSTALLED NEW FLOOR TO SIDEWALL SUPPORT AT BS 727-847; LBL 22; WL 156 PER SRM 51-40-02-0G-0 AND DWG 146A7500; DWG 146A7502; DWG 146A0061; DWG 149A8102 93114U 13OCT20

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