Service difficulty report · Bulkhead Web · Boeing 7377H4

Difficulty date
November 23, 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
Bulkhead Web
Condition
Cracked
Location
Bs 663
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

FUEL VAPOR BARRIER WEB LOWER EDGE CLIP CRACKED RBL 25.0 STA 663 ; / [01] REMOVED LOWER EDGE CLIP AT FUEL VAPOR BARRIER WEB; RBL 25.0 STA 663 AS PER B737-700 SRM 51-40-02-0G-0; [02] FABRICATED LOWER EDGE CLIP IAW.B-737-700 DWG# 111A1304; [03] VERIFIED STEPS 1 AND 2.; [04] TREATED(ANODIZING PART 111A1304-2 OUT SIDE VENDOR PREMIER AEROSPACE)WC:413205; [05] VERIFIED STEP 4.; [06] OK TO INSTALLLOWER EDGE CLIP.; [07] LATE ENTRY: OK TO PRIME CLIP; [08] PRIMED LOWER EDGE CLIP AT FUEL VAPOR BARRIER WEB; RBL 25.0 STA 663 AS PER B737-700 SRM 51-20-01-0G-0; [09] INSTALLED LOWER EDGE CLIP AT FUEL VAPOR BARRIER WEB; RBL 25.0 STA 663 AS PER B737-700 SRM 51-40-02-0G-0; [10] VERIFIED STEP 8 AND 9.

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