Service difficulty report · None · Boeing 737

Difficulty date
October 4, 2021
Submitted
April 28, 2022
Operation
Air carrier
Aircraft
N232WN
Make and model
Boeing 737
Aircraft serial
32500
Aircraft time
53,002 hours, 31,465 cycles
Part
None
Condition
Corroded
Location
Fuselage
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

SUPPLEMENTAL INFORMATION: CORROSION ON AFT CARGO BAY TENSION STRAP AT B.S..794 - 807+14; 827+7 AND 827+14; R.B.L. 20; W.L. 154. ; / [01] REMOVED CORROSION FROM ACB TENSION STRAP BS 827+14; RBL 20 IN AN AREA OF L=2.5 X W=2 X DEPTH= 0.025 FOUND TO BE OUT OF LIMITS PER SRM 53-60-15-1A-1 4(G).3 FIG103 DETAIL G.; [02] USED TOOL DEPTH GAUGE ID# ATS400 DUE 08/2022.; [03] PROCURED ; LOCATED AND DRILLED NEW TENSION STRAP ; BTW B/S 767+10' TO B/S 847+14' RBL 20 WL 154 LOT#1468918 IAW SRM 51-40-05 AND DWG 146A8120 REV:-. AND 146A 8130 REV:B AND OK TO INSTALL; [04] VERIFIED CORRECTIVE ACTION 1 AND 3.; [05] REMOVED TENSION STRAP ; BTW B/S 767+10' TO B/S 847+14' IAW SRM 51-40-02; [06] INSTALLED NEW TENSION STRAP BS 767+10' TO BS 847+14' RBL 20 WL 154 IAW DWG: 146A8120 ID:0034 REV:- ; DWG:146A0081 ID:0031 REV:- AND SRM 51-40-02; [07] INSTALLED NEW TENSION STRAP BS 767+10' TO BS 847+14' RBL 20 WL 154 IAW DWG: 146A8120 ID:0034 REV:- ; DWG:146A0081 ID:0031 REV:- AND SRM 51-40-02; [08] RII VERIFIED NEW STRAP INSTALLED IAW DWG: 146A8120 ID:0034 REV:- ; DWG:146A0081 ID:0031 REV:- AND SRM 51-40-02.; [09] VERIFIED ALL STEPS COMPLETE; JOB COMPLETE.