Service difficulty report · Support · Boeing 7377H4

Difficulty date
August 21, 2021
Submitted
September 7, 2021
Operation
Air carrier
Aircraft
N755SA
Make and model
Boeing 7377H4
Aircraft serial
27871
Aircraft time
74,723 hours, 44,099 cycles
Part
Support
Condition
Damaged
Location
Bs 500d Blkhd
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

FCB AFT R/H BS500D BULKHEAD SUPPORT HAS OVERSIZE ON LOWER END RBL21 WL 156 ; / [01] EVALUATED OVERSIZE HOLE ON R/H BS 500D BULKHEAD SUPPORT RBL 21 WL 156 FOUND TO BE OUT OF LIMITS DUE TO NO ALLOWABLE LIMITS IN THE SRM AND REQUIRES REPLACEMENT PER SRM 51-10-02-0G-0; [02] REMOVED FCB AFT R/H BS 500D BULKHEAD SUPPORT ANGLE PER SRM 51-40-02-0G-0; [03] LOCATED AND DRILLED NEW BULKHEAD ANGLE PO# 831153/1 PER SRM 51-40-05-0G-0 AND DWG 143A7902. UPDATED PART TABLE; [04] VERIFIED STEPS 2 AND 3.; [05] VERIFIED LOCATE AND DRILL UP OF NEW ANGLE PER SRM 51-40-05 AND DWG 143A7902.; [06] OK TO INSTALL AFT R/H BS 500D BULKHEAD SUPPORT.; [07] OK TO INSTALL; [08] INSTALLED FCB AFT R/H BS 500D BULKHEAD SUPPORT ANGLE PER SRM 51-40-02-0G-0 AND DWG 143A7902; [09] VERIFIED STEP 8; [10] RII INSPECTED ACTION 8; [11] INSPECTION COMPLETE

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