Service difficulty report · Doubler · Boeing 7377H4

Difficulty date
July 20, 2023
Submitted
August 17, 2023
Operation
Air carrier
Aircraft
N964WN
Make and model
Boeing 7377H4
Aircraft serial
36965
Aircraft time
38,567 hours, 23,741 cycles
Part
Doubler
Part number
UNKNOWN
Condition
Elongated
Location
Zn 600 Right Win
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

RIGHT WING DEFLECTOR RIB TO DEFLECTOR PANEL ATTACH SERRATED PLATE HOLES ELONGATED 00202145090000012<[01] REMOVED SERRATED PLATES AT R/W DEFLECTION CONTROL RIB UPPER TAB AND UPPER SUPPORT BEAM IN REF B737-700 SRM 51-40-02-0G-0. FABRICATED OUTBOARD DOUBLER (1) IN REF B737-700 SRM 57-51-02-2R-4 REPAIR 4 MATERIAL USED 15-5PH .100'. RREPLACED SERRATED PLATES [3;4] REMOVED IN STEP 1 INSTALLED OUTBOARD DOUBLER [1]; FILLER [2] AND DOUBLER [1] REF.737-700-SRM 57-51-02-2R-1 REPAIR 1 AND 57-51-02-2R-4 REPAIR 4 MIXED SEALANT BMS 5-95 P/N 0870B002BM654SKN40 AT AUG/08/23 13:00 PM SQUEEZE TIME AUG/08/23 13:15PM. INSTALLED TENSION BOLTS (2) P/N:BACB30US4K12DM PO#:2030865; WASHER (4) P/N:BACW10BP4APU PO#:1792296; NUTS (2) P/N:BACN10JD104CD CUTTER PIN P/N:BACP18BC02A06P REF.737-700-SRM 57-51-02-2R-1 REPAIR 1 AND 57-51-02-2R-4 REPAIR 4.;[02] VERIFIED STEP 1

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