Service difficulty report · Bulkhead · Boeing 7377H4

Difficulty date
July 7, 2021
Submitted
August 2, 2021
Operation
Air carrier
Aircraft
N962WN
Make and model
Boeing 7377H4
Aircraft serial
36963
Aircraft time
33,006 hours, 20,057 cycles
Part
Bulkhead
Condition
Cracked
Location
Bs 663
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

CRACKED LOWER L/H COMPOSITE BULKHEAD AT BS663 LBL35 WL149. ; / [01] DAMAGE IS OUT OF ALLOWABLE LIMITS PER SRM 57-10-10-1A-2; PAR 1.C. DAMAGE TO BE REPAIRED PER SRM 51-70-04-2R-10 AS DIRECTED BY SRM 57-10-10-2R-2; PAR 1.B AND NOTE VERIFIED INSTALLED REPAIR PLIES USING BMS 8-301CL1 LOT#JH1CAA0868; <BR>VACUUM BAGGED; LEAK CHECK GOOD WITH VACUUM GAUGE ID:ATS2105 S/N:UNKNOWN <BR>IAW SRM 51-70-04-2R-10 PARA 4D-EUT INSPECTED REPAIR IAW 737 NDTM PART 4 51-00-02; NO DISBONDS NOTED.<BR><BR>CAL ID ATS2031 E650; [11] VERIFIED REPAIR CURE PER SRM 51-70-04-2R-10; [12] RESTORED THE FINISH IAW SRM 51-70-04-2R-10 PARA 4 H .<BR>COMPLETED THE CRACK REPAIR L/H COMPOSITE BULKHEAD AT BS663 LBL35 WL149 IAW SRM 51-70-04-2R-10

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