Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
March 19, 2020
Submitted
March 31, 2021
Operation
Air carrier
Aircraft
N926WN
Make and model
Boeing 7377H4
Aircraft serial
36629
Aircraft time
40,878 hours, 24,621 cycles
Part
Floorbeam
Condition
Corroded
Location
Aft Cargo
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 PANEL SUPPORT SPLICE AT AFT CARGO BAY BS887 RBL19 TO LBL7 WL165. / SUPPORT SPLICE FOUND OUT OF LIMITS DUE TO NO LIMITS GIVEN IN SRM REMOVED PART; RECEIVED NEW PART LOCATED PART DRILLED & INSTALLED PER SRM 51-40-02-0G-0 SRM 51-40-05-0G-0; DWG 146A7500; DWG 147A7500

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