Service difficulty report · Angle · Boeing 737*

Difficulty date
March 14, 2022
Submitted
March 29, 2022
Operation
Air carrier
Aircraft
N496WN
Make and model
Boeing 737*
Aircraft serial
32478
Aircraft time
58,565 hours, 34,791 cycles
Part
Angle
Condition
Cracked
Location
Center Wing
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

CRACK FOUND ON UPPER ATTACH ANGLE IN A/C BAY AT STA 663 LBL 8 / [01] REMOVED ALL FASTENERS IN REPAIR AREA AND TRIMMED OUT DAMAGED SECTION OF UPPER ATTACH ANGLE IAW SRM 57-10-10-2R-5[10] INSTALLED REPAIR ANGLES AT STATION 663 CAP SEALED OUTER FASTENERS IAW B737 SRM 57-10-10-2R-5 INTERNAL FASTENERS REQUIRE CAP SEALED;[11] VERIFIED ITEM 10;[12] INTERNAL CENTER TANK FASTENER COLLARS REQUIRE CAP SEAL;[13] BOND TEST CHECK GOOD IAW B737 SRM 57-10-10-2R-5 TOOL 30318 DUE 10-27-22;[14] APPLIED PROTECTIVE FINISH (CIC) IAW B737 SRM 57-10-10-2R-5;[15] VERIFIED ITEMS 13 AND 14;[16] TRIMMED OUT DAMAGED SECTION OF UPPER ATTACH ANGLE IN A/C BAY AT STA 663 LBL 5-15 AND PERFORMED ANGLE REPAIR IAW SRM 57-10-10-2R-5;[17] APPLIED CAPSEAL TO INTERNAL FASTENERS IAW B737 SRM 57-10-10-2R-5;[18] VERIFIED STEP 16; 17 COMPLETE;[19] AUDIT COMPLETE;[20] REQUIRES LEAK CHECK