Service difficulty report · Angle · Boeing 7377H4

Difficulty date
June 16, 2022
Submitted
August 10, 2022
Operation
Air carrier
Aircraft
N951WN
Make and model
Boeing 7377H4
Aircraft serial
36665
Aircraft time
39,132 hours, 23,683 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 ON LOWER L/H COMPOSITE BULKHEAD I/B UPPER ATTACH ANGLE AT LBL 7 BS 663. / [01] VERIFIED APPLICABILITY IAW SRM 57-10-10-2R-5;[02] REMOVED 8 EA FASTENERS COMMON TO FUEL TANK AND CUT OUT DAMAGE ANGLE IAW IAW SRM 57-10-10-2R-5;[03] VERIFIED CORRECTIVE ACTION #2;[04] HFEC INSPECTED TRIMMED EDGE OF DAMAGE CUTOUT AND OPEN FASTENER HOLES IN REPAIR AREA PER 737NDT PART 6 51-00-00 PROCEDURES 23 AND 16. NO CRACKS FOUND. TOOL N500 IS000450 DUE 02/2023;[05] RECEIVED NEW FILLER REPAIR P/N:ATSHFAB-101-353 LOT:547726 AND SPLICE REPAIR P/N:ATSHFAB-101-355 ; LOT:54[17] INSTALLED FASTENERS ON UPPER ATTACH ANGLE COMMON TO VAPOR BARRIER; BS 663 IAW SRM 51-40-02-0G-0; SRM 57-10-10-2R-5; AND DWG 111A1000;

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