Service difficulty report · Doubler · Boeing 7377H4

Difficulty date
June 29, 2022
Submitted
August 12, 2022
Operation
Air carrier
Aircraft
N951WN
Make and model
Boeing 7377H4
Aircraft serial
36665
Aircraft time
39,132 hours, 23,683 cycles
Part
Doubler
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

LH BS 663 VAPOR BARRIER DOUBLER LBL 6 TO LBL 30 IS CRACKED / [01] FABRICATED DOUBLER ON CUSTOMER RO NO 874526-SWA. LOCATED AND DRILLED IAW SRM 51-40-05-0G-0. REQ OK TO TREAT AND PRIME;[02] VERIFIED CORRECTVE ACTION 1.<BR>OK TO TREAT AND PRIME;[03] VERUFIED APPLICABILITY: NOT FOUND ALLOWABLE DAMAGE FOR DOUBLER ON SRM; REPAIR BY REPLACEMENT PART IAW SRM 51-10-02-0G-0 PARA. 9;[04] APPLIED CHEMICAL CONVERSION AND PRIME IAW SOPM 20-40-03 AND SRM 51-20-01-0G-0;[05] VERIFIED CORRECTIVE ACTION 3 AND 4

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