Service difficulty report · Floor Support · Boeing 7378H4

Difficulty date
September 14, 2022
Submitted
October 5, 2022
Operation
Air carrier
Aircraft
N8651A
Make and model
Boeing 7378H4
Aircraft serial
36920
Aircraft time
27,317 hours, 12,717 cycles
Part
Floor Support
Part number
141A5410U148
Condition
Cracked
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

FLOOR SUPPORT CRACKED BS 344+9 LBL 12 WL 208 / [01] REMOVED FLOOR SUPPORT AT BS 344-360 BL0 WL 208 FOR ACCESS AND REMOVED CRACKED FLOOR SUPPORT AT BS 344+9 LBL12 WL 208 PER SRM 51-40-02.;[02] CERTIFIED ACTION 1.;[03] LOCATED AND DRILLED NEW FLOOR SUPPORT AT BS 344-360; LBL 12; WL 208 PER SRM 51-40-05-0G-0 AND BOEING DWG 141A5400.;[04] OK TO INSTALL ACCESS FLOOR SUPPORT AT BS 344-360; BL 0; WL 208 AND NEW FLOOR SUPPORT AT BS 344-360; LBL 12; WL 208 REQUIRED.;[05] VERIFIED ACTION #3; OK TO INSTALL GIVEN FOR BOTH FLOOR SUPPORT INTERCOSTALS;[06] INSTALLED FLOOR SUPPORT BS 344-360; BL0; WL 208 AND BS 344-360; LBL 12; WL 208 PER SRM 51-40-02-0G-0 AND DWG 141A5400;[07] VERIFIED CORRECTIVE ACTION #6 AND MEASUREMENT FIELD

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