Service difficulty report · Support · Boeing 737*

Difficulty date
October 27, 2021
Submitted
November 15, 2021
Operation
Air carrier
Aircraft
N915WN
Make and model
Boeing 737*
Aircraft serial
36888
Aircraft time
45,503 hours, 27,299 cycles
Part
Support
Part number
146A750251
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 AFT CARGO R/H FLOOR TO SIDEWALL SUPPORT STRUCTURE AT WL 153 RBL 20 STA 747+8; RBL 22 STA 747+8; RBL 20 STA 747+10; RBL 20 STA 747+12; RBL 22 STA 747+14; RBL 22 STA 747+16. ; / [01] VERIFIED ACCOMPLISHMENT OF STEPS 1-6.; [02] DAMAGE FOUND AT ACB RH FLOOR TO SIDE WALL SUPPORT ANGLE BS 747+8 TO BS 747+14 RBL 22 WL 153 FOUND TO BE OUT OFF LIMIT AND WILL BE REPAIRED WITH CUSTOMER CARD #TTG8Q00718SS; [03] VERIFIED DAMAGE FOUND AT ACB RH FLOOR TO SIDE WALL SUPPORT ANGLE BS 747+8 TO BS 747+14 RBL 22 WL 153 FOUND TO BE OUT OFF LIMIT AND WILL BE REPAIRED WITH CUSTOMER CARD #TTG8Q00718SS.