Service difficulty report · Attach Angle · Boeing 7377H4

Difficulty date
March 22, 2022
Submitted
April 4, 2022
Operation
Air carrier
Aircraft
N495WN
Make and model
Boeing 7377H4
Aircraft serial
33869
Aircraft time
58,484 hours, 34,525 cycles
Part
Attach Angle
Condition
Cracked
Location
Bs 663
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

CRACK FOUND IN A/C BAY UPPER ATTACH ANGLE AT BS 663 RBL 8. CUT OUT DAMAGE IAW SRM 57-10-10-2R-5. PERFORMED DETAILED INSPECTION OF REPAIR AREA AND UNDERLYING STRUCTURE. HFEC IAW NDT 6; 51-00-00. NO DEFECTS NOTED. FABRICATED, LOCATED, DRILLED, & TRIMMED TO FINAL SIZE IAW SRM 57-10-10-2R-5 REPAIR 5. TREATED & PRIMED REPAIR PARTS IAW SRM 57-10-10-2R-5 REPAIR 5. INSTALLED ALL REPAIR PARTS IAW SRM 57-10-10-2R-5. SEALED INTERNAL AND EXTERNAL FASTENERS IAW SRM 57-10-10-2R-5. APPLIED CIC PER B737 SRM 57-10-10-2R-5 STEP 4.O. ACCOMPLISHED LEAK CHECK OF CENTER TANK IAW AMM 28-11-00. NO LEAKS NOTED.

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