Service difficulty report · Support Angle · Boeing 737*

Difficulty date
February 2, 2022
Submitted
March 3, 2022
Operation
Air carrier
Aircraft
N469WN
Make and model
Boeing 737*
Aircraft serial
33859
Aircraft time
59,572 hours, 35,384 cycles
Part
Support Angle
Condition
Corroded
Location
Aft Fuselage
Stage of operation
UK
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 BULKHEAD TO FLOOR SUPPORT ANGLE AT ACB BS947 LBL7 TO RBL17. / [01] EVALUATED CORROSION ON BULKHEAD SUPPORT BS 947 LBL 7 TO RBL 17 WL 179; FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS IN THE SRM AND REQUIRES REPLACEMENT PER SRM 51-10-02-0G-0;[02] VERIFIED CORRECTIVE ACTION ENTRY 1.;[03] LOCATED; DRILLED; AND DEBURRED NEW AFT BULKHEAD TO FLOOR SUPPORT ANGLE AT ACB BS947 LBL10 TO RBL23 PER SRM 51-40-05-0G-0 AND DWG 149A8117 AND DWG 149A8110;[04] VERIFIED CORRECTIVE ACTION #3;[05] OK TO INSTALL;[06] VERIFIED CORRECTIVE ACTION #5<BR>OK TO INSTALL GIVEN;[07] INSTALLED NEW AFT BULKHEAD TO FLOOR SUPPORT ANGLE AT ACB BS 947 LBL 7 TO RBL 17 IAW SRM 51-40-02-0G-0; DWG 149A8117 AND DWG 149A8110;[08] VERIFIED CORRECTIVE ACTION ITEM 7;[09] VERIFIED CORRECTIVE ACTION ITEM 7;[10] CORRECTED MEASUREMENT TABLE