Service difficulty report · Support · Boeing 7377BD

Difficulty date
January 20, 2025
Submitted
February 13, 2025
Operation
Air carrier
Aircraft
N7742B
Make and model
Boeing 7377BD
Aircraft serial
33928
Aircraft time
57,792 hours, 31,530 cycles
Part
Support
Condition
Corroded
Location
Zone 100
Stage of operation
IN
How discovered
V
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

ACB - CORROSION ON SIDEWALL FLOOR STRUCTURE LBL 21.5 BS 747+2; 747+6; BS 747+10; BS 747+15; BS 767+3.5; BS 767+5; BS 767+9 WL 156 (MARKED)<[01] THIS DISCREPANCY WILL BE ACCOMPLISHED ON CARD TTG8Q00Y8LKQ;[02] ALL FLOOR TO SIDEWALL SUPPORT WILL BE REPLACED ON CARD TTG8Q00Y8LKQ.;[03] VERIFIED ITEM 2 AND TASK CARD COMPLETED.;[04] VERIFIED ACTION ITEMS AND TASK CARD COMPLETED.;[05] REMOVED AND REPLACED FROM BS727 TO BS847 LBL 21.5 ON CARD TTG8Q00Y8LKQ;[06] JOB COMPLETE.

More about the Boeing 737-7BD