Service difficulty report · Support · Boeing 7377H4

Difficulty date
May 24, 2021
Submitted
June 28, 2021
Operation
Air carrier
Aircraft
N207WN
Make and model
Boeing 7377H4
Aircraft serial
34012
Aircraft time
52,378 hours, 31,227 cycles
Part
Support
Condition
Cracked
Location
Bs 540 Bl0-Lbl24
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

CRACKED FLOOR SUPPORT AT B.S. 540; B.L.0 - R.B.L. 24.5; W.L. 208.1. ; / [01] REMOVED FLOOR SUPPORT FROM BS 540 BETWEEN BL 0 AND LBL 24.5; WL 208.1 IAW SRM 51-40-02-0G-0; [02] REMOVED FLOOR SUPPORT FROM BS 540 BETWEEN BL 0 AND RBL 24.5; WL 208.1 IAW SRM 51-40-02-0G-0; [03] LOCATED AND DRILLED FLOOR SUPPORT P/N 143A5240-36 AT BS 540 BL 0 TO RBL 24.5; WL 208.1 IAW SRM 51-40-05-0G-0 AND DWG 143A0060 REV A; [04] OK TO INSTALL FLOOR SUPPORT AT BS 540 BL 0 - RBL 24.5 ; WL 208.1; [05] VERIFIED FLOOR SUPPORT P/N 143A5240-36 AT BS 540 BL 0 TO RBL 24.5; WL 208.1 IS LOCATED AND DRILLED IAW SRM 51-40-05-0G-0 AND DWG 143A0060 REV A. OK TO INSTALL; [06] INSTALLED FLOOR SUPPORT AT BS 540; BL 0 - RBL 24.5; WL 208.1 IAW SRM 51-40-02 AND DWG 143A0060 REV A.; [07] VERIFIED INSTALLATION OF FLOOR SUPPORT AT BS 540; BL 0 - RBL 24.5; WL 208.1 IAW SRM 51-40-02 AND DWG 143A0060 REV A.; [08] VERIFIED INSTALLATION OF FLOOR SUPPORT AT BS 540; BL 0 - RBL 24.5; WL 208.1 IAW SRM 51-40-02 AND DWG 143A0060 REV A.; [09] VERIFIED CARD COMPLETE

More about the Boeing 737-7H4