Service difficulty report · Attach Angle · Boeing 7377H4

Difficulty date
November 15, 2022
Submitted
December 13, 2022
Operation
Air carrier
Aircraft
N267WN
Make and model
Boeing 7377H4
Aircraft serial
32525
Aircraft time
52,811 hours, 31,569 cycles
Part
Attach Angle
Condition
Cracked
Location
Bs 663 Bulkhead
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

BS 663 VAPOR BARRIER UPPER ATTACH ANGLE IS CRACKED RBL 8, WL 164. DAMAGE FOUND OUT OF LIMITS IAW SRM 57-10-10-1A-2. REMOVED FASTENERS AND CUT OUT DAMAGE ANGLE IAW SRM 57-10-10-2R-5. ACCOMPLISHED HFEC INSPECTION OF FASTENER HOLES IAW NDTM D6-37239 PART 6, 51-00-00, PROCEDURE 16. NO DAMAGE FOUND. ACCOMPLISHED DVI OF REPAIR AREA AND UNDERLYING STRUCTURE IAW SRM 57-10-10-2R-5, STEP 4D. LOCATED AND DRILLED A REPLACEMENT ANGLE AND SPLICE IAW SRM 51-40-05. TREATED AND PRIME REPAIR AREA AND REPAIR PARTS IAW SRM 51-20-01 AND SOM 20-41-02. INSTALLED THE REPAIR IAW SRM 57-10-10-2R-5. APPLIED FILLET SEAL AROUND EDGES OF REPAIR AND APPLIED CIC BMS 3-23 IAW SRM 57-10-10-2R-5.

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