Service difficulty report · Support · Boeing 737*

Difficulty date
February 4, 2022
Submitted
March 21, 2022
Operation
Air carrier
Aircraft
N216WR
Make and model
Boeing 737*
Aircraft serial
32488
Aircraft time
52,760 hours, 31,347 cycles
Part
Support
Condition
Corroded
Location
Aft Cargo
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

ACB LH FLOOR TO SIDEWALL SUPPORT CORRODED. LBL 21; BS767+3.5'; BS767+4'; BS767+4.75'; BS767+14.5'; BS767+18.'; BS787+3.5'; BS787+6.5'; BS787+10.5'; BS787+18.5' / [01] SRM 53-00-53-1A-2 IS FOUND TO BE APPLICABLE;[02] EVALUATED CORROSION ON ACB LH FLOOR TO SIDEWALL SUPPORT LBL 21 AT ; BS 767+3.5 L='X.7W=.5'XD=.002'; BS 767+4 L=1'XW=.7'XD=.002'; BS 767+4.75 L=.6'XW=.4'XD=.002'; BS 767+14.5 L=1'XW=.8'XD=.010'; BS 767+18 L=.7'XW=.5'XD=.002'; BS787+3.5 L=.5'XW=.5'XD=.002'; BS 787+6.5 L=1.4'XW=.4'XD=.002'; BS787+10.5 L=.8'XW=.7'XD=.001'; BS 787+18.5 L=.5'XW=.3'XD=.001'. FOUND TO OUT OF LIMITS. REMAINING THICKNESS OF .030' OF ORIGINAL THICKNESS .040' IAW SRM 53-60-53-0I-2 AND SRM 53-00-53-1A-2 <BR><BR>DIAL DEPTH GAUGE USED; ID:ATS2677 DUE:11/2022;[03] VERIFIED CORRECTIVE ACTION ENTRIES 1. AND 2.;[04] GENERAL FAULT RESOLVED ON OTHER FAULT(FAULT WAS RESOLVED ON ANOTHER FAULT) REF:TTG8Q00ANTY3;[05] VERIFIED CORRECTIVE ACTION 4.;[06] UPDATED MEASUREMENT CHART;[07] FIXED MEASUREMENT CHART