Service difficulty report · Bear Strap · Boeing 7377H4

Difficulty date
October 29, 2021
Submitted
December 20, 2021
Operation
Air carrier
Aircraft
N778SW
Make and model
Boeing 7377H4
Aircraft serial
27883
Aircraft time
68,867 hours, 40,745 cycles
Part
Bear Strap
Condition
Corroded
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

TYPICAL CRACK FOUND EMANATING FROM FASTENER OPPOSITE FITTING LATCH AT R1 DOOR BEAR STRAP BETWEEN STA.291.5 AND STA.294.5 BETWEEN S-8R AND S-9R. APPROXIMATE LENGTH OF CRACK : 1.457' ; TYPICAL CRACK FOND EMANATING FROM FASTENER OPPOSITE FITTING LATCH AT R1 DOOR BEAR STRAP ETWEEN STA.291.5 AND STA.294.5 ETWEEN S-8R AND S-9R. APPROXIMATE LENGTH OF CRACK : 1.457'.FASTENER HOLE FWD OF AOVE STATED FASTENER IS ALSO CRACKED.TYPICAL CRACK FOND EMANATING FROM FASTENER OPPOSITE FITTING LATCH AT R1 DOOR / [01] INSTALLED EWIS PROTECTION AT RT FUSELAGE INTERNALLY REPAIR AREA REF B737-7 AMM 20-60-07-913-801;INSTALLED REPAIR AT R1 DOOR BEAR STRAP BETWEEN STA.291.5 AND STA.294.5 BETWEEN S-8R AND S-9R AREA, REF.USED B737-7 SRM 51

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