Service difficulty report · Floor Support · Boeing 7377H4

Difficulty date
January 8, 2019
Submitted
March 1, 2022
Operation
Air carrier
Aircraft
N402WN
Make and model
Boeing 7377H4
Aircraft serial
29814
Aircraft time
63,146 hours, 36,758 cycles
Part
Floor Support
Condition
Corroded
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*** FOUND ON UNDER SIDE OF FLOOR SUPPORT AT STA 951 RBL 45.5-53 WL 208 / CORROSION FOUND ON UNDER SIDE OF FLOOR SUPPORT AT STA 951 RBL 45.5-53 WL 208 FOUND TO BE OUT OF LIMITS DUE TO NO SRM ALLOWABLE LIMITS FOUND AND IS ONLY REPAIRABLE BY REPLACEMENT IAW SRM 51-10-02-0G-0; 9C. REMOVED AND REPLACED FLOOR SUPPORT AT STA 951 RBL 45.5-53 WL 208 IAW SRM 51-40-02-0G-0; 7D AND BOEING DWG 147A5760 SHEET 11. 57901U 14JAN19

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