Service difficulty report · Strap · Boeing 7377H4

Difficulty date
May 4, 2018
Submitted
February 16, 2022
Operation
Air carrier
Aircraft
N776WN
Make and model
Boeing 7377H4
Aircraft serial
30591
Aircraft time
62,841 hours, 36,825 cycles
Part
Strap
Condition
Corroded
Location
Fuselage
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

***CORROSION*** AFT SHEAR WEB STRAP BS 1016 LBL3 WL 208 CORRODED / AFT SHEAR WEB STRAP BS 1016; LBL 3; WL 208. REMOVED CORROSION 1.2' X 2.9'. MORE THAN 50% OF MATERIAL THICKNESS IAW 51-10-02. FOUND TO BE OUT OF LIMITS IAW SRM 53-70-51-1A-1. STEP 4.G (2). REMOVED AND REPLACED STRAP IAW SRM 51-10-02-0G-0 STEP 9 AND DWG # 147A5600

More about the Boeing 737-7H4