Service difficulty report · Bear Strap · Boeing 7377H4

Difficulty date
July 30, 2021
Submitted
September 7, 2021
Operation
Air carrier
Aircraft
N449WN
Make and model
Boeing 7377H4
Aircraft serial
32469
Aircraft time
60,089 hours, 35,684 cycles
Part
Bear Strap
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

FWD GALLEY DOOR (R1) BEAR STRAP HAS CRACK EMANATING FROM FASTENER HOLE OPPOSITE FITTING LATCH. ; / REPAIR AREA MAIN CABIN PER B737-700 AMM 20-60-07-913-801; [02] REMOVED RAIN GUTTERS FROM FWD AREA OF R1 DOOR CUT OUT BETWEEN S-9R AND S-10R AND AND RAIN GUTTER FROM UPPER AREA OF R1 DOOR CUT OUT PER B737-700 SRM 51-40-02-0G-0; [05] REMOVED SKIN PANEL FROM FWD SIDE OF R1 DOOR CUT OUT BETWEEN STR 10R-AND STR-8R FOR ACCESS TO DAMAGED AREA PER B737-700 SRM 51-40-02-0G-0;[07] REMOVED ALL EXISTING FASTENERS IN THE REPAIR AREA PER B737-700 SRM 51-40-02-OG-0; [11] PERFORMED HFEC ON CUT OUT AT REPAIR AREA OF R1 DOOR BETWEEN STR-8R & STR-10R IAW NDTM PART 6;51-00-00 PROCEDURE 23.NO CRACKS.<BR>[NORTEC 600;B/C 166316 ;CALIB.DUE-10/21];17] STARTED FABRICATION OF REPAIR PARTS DOUBLER ; MATERIAL USED 2024 - T3 CLAD .100; PO# 1727238 & TRIPLER MATERIAL USED 2024 - T3 CLAD .063 PO# 1512405; PER B737-700 SRM 53-10-01-2R-6 REPAIR 6 FIG 202; TABLE 201;[25] COMPLETED FABRICATION OF REPAIR PARTS DOUBLER ; MATERIAL USED 2024 - T3 CLAD .100; PO# 1727238 & TRIPLER MATERIAL USED 2024 - T3 CLAD .063 PO# 1512405; PER B737-700 SRM 53-10-01-2R-6 REPAIR 6 FIG 202; TABLE 201; [26] FABRICATED REPAIR PART FLAT PER B737-700 SRM 51-40-05-0G-0

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