Service difficulty report · Support Angle · Boeing 7377L9

Difficulty date
July 17, 2021
Submitted
August 23, 2021
Operation
Air carrier
Aircraft
N7830A
Make and model
Boeing 7377L9
Aircraft serial
28008
Aircraft time
65,799 hours, 29,601 cycles
Part
Support Angle
Condition
Cracked
Location
Lt Wing
Stage of operation
IN
How discovered
V
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 FRONT SPAR SUPPORT ANGLE IFSS 120 APPROX WBL 94.24 AT LT WING ; 2021-325909 / [01] TOOLS USED: POWER PACK P/N: FMK0003223; S/N: PE0412/63335; DUE DATE: 23-AUG-21; MULTIMETER P/N: 2217-20; S/N: B83B914290479; DUE DATE:14-APR-22; THERMOMETER P/N: FLUKE63; S/N: 31330088; DUE DATE: 18-MAY-22.; [02] TOOL USED: CALIPER; PN: 500-464; SN:B16286923; DUE DATE: 14/SEP/21.; [03] REPLACED FRONT SPAR SUPPORT ANGLE IFSS 120 APPROX WBL 94.24 AT LT WIN I.A.W B737-700 SRM 51-10-02-0G-0; ITEM 9 AND DWG 116A3939 REV. B; [04] REPLACED FRONT SPAR SUPPORT ANGLE IFSS 120 APPROX WBL 94.24 AT LT WING I.A.W B737-700 SRM 51-10-02-0G-0; ITEM 9 AND DWG 116A3939 REV. B; [05] REPLACED FRONT SPAR SUPPORT ANGLE IFSS 120 APPROX WBL 94.24 AT LT WING I.A.W B737-700 SRM 51-10-02-0G-0; ITEM 9 AND DWG 116A3939 REV. B RII

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