Service difficulty report · Bear Strap · Boeing 7377H4

Difficulty date
November 16, 2021
Submitted
January 6, 2022
Operation
Air carrier
Aircraft
N770SA
Make and model
Boeing 7377H4
Aircraft serial
30589
Aircraft time
69,290 hours, 41,022 cycles
Part
Bear Strap
Condition
Damaged
Location
Bs291-295 S9-10r
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING REPAIR OF R1 BEAR STRAP AT STA 291 TO 295 SR 9R AND 10R 4 FASTENER HOLE WHERE FOUND ELONGATED. ; / [01] CLEANED UP DAMAGE FROM HOLES 4 (EA) LOCATED AT R1 DOOR BEAR STRAP AT STA 291 TO STA 295 STR 9R AND 10R BY REAMING TO FIRST OVERSIZE 0.201' FOR TRANSITION FIT INSTALLATION OF HEX BOLT. FINAL INSTALLATION OF FASTENERS WILL BE ACCOMPLISHED DURING INSTALLATION OF BEAR STRAP REPAIR ON FAULT TTG8Q0094F9V; [02] VERIFIED STEP # 1; [03] JOB IS COMPLETE INSTALLATION OF FASTENER ON TTG8Q0094F9V; [04] PERFORMED EA 21-153-03281. REF FAULT TTG8Q0094F9V

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