Service difficulty report · None · Boeing 737

Difficulty date
December 2, 2021
Submitted
April 28, 2022
Operation
Air carrier
Aircraft
N234WN
Make and model
Boeing 737
Aircraft serial
32502
Aircraft time
52,359 hours, 31,270 cycles
Part
None
Condition
Cracked
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: CRACK IN HORIZONTAL PRESSURE DECK BS 672; RBL 41; WL 202. 1.3' LONG CRACK. MARKED IN BLACK INK. ; / [01] REMOVED FASTENER FROM THE DAMAGED WEB BS663-BS674 RBL32-RBL60 WL202 I.A.W SRM 53-40-51-SR-2 REPAIR 2 PAR 4(C)(2); [02] REMOVED DAMAGED PART OF THE HORIZONTAL PRESSURE DECK BS663-BS674 RBL38-RBL60 WL202 I.A.W SRM 53-40-51-2R-2 PAR.4.C(3)(A); [03] REQUEST HFEC INSPECTION I.A.W SRM 53-40-51-2R-2 PAR.4.D(1)(3) TRIM LINE AND OPEN HOLES.; [04] VERIFIED DAMAGE REMOVAL AND ACCOMPLISHED A DVI OF REPAIR AREA; IAW SRM 53-40-51-2R2 STEP 4 C. AND D(5).; [05] EDDY CURRENT INSPECTED TRIMMED EDGES IN ACCORDANCE WITH 737 NDT MANUAL PART 6; 51-00-00 PROCEDURE 23. NO CRACKS FOUND. EDDY CURRENT INSPECTED OPEN HOLES COMMON TO REPAIR AREA IN ACCORDANCE WITH 737 NDT MANUAL PART 6; 51-00-00 PROCEDURE 16. NO CRACKS FOUND.<BR><BR>TOOL I.D. ATS729 (OLYMPUS NORTEC 500)<BR>TOOL I.D. ATS1411 (OLYMPUS MINIMITE ROTORY SCANNER.; [06] FABRICATED ITEM (1) DOUBLER FROM 2024-T3 0.080' IN. CLAD LOT #1436588-1 (1EA);ITEM (2) STIFFENERS FROM BAC1505-100052 7075T6 LOT #1472381-1 (7EA) AND ITEM (3) WEB FROM 2024-T3 0.063' IN. CLAD LOT # 1466518-1(1EA) ALL I.A.W SRM 53-40-51-2R-2 PAR.4.E(1).F-J.OK TO PRIMED; [07] VERIFIED CORRECTIVE ACTION 6.