Service difficulty report · Shear Web · Boeing 737990

Difficulty date
July 1, 2021
Submitted
July 20, 2021
Operation
Air carrier
Aircraft
N305AS
Make and model
Boeing 737990
Aircraft serial
30013
Aircraft time
65,127 hours, 25,974 cycles
Part
Shear Web
Part number
147A571235
Condition
Corroded
Location
Bs 986-1016
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

AFT WET R/H SHEAR WEB AFT OF R2 DOOR IS CORRODED ON BOTTOM SIDE. GROUNDED - YES. LOCATED & DRILLED NEW R/H SHEAR WEB AFT OF R2 DOOR IAW B737-900 SRM 51-40-05-0G-0 TO BE INSTALLED ON MIG-5 OK275138 W/O 1019457 2000 0145W-2 O- .040 R-0 L- 4 D-.040.