NHTSA Recall 91V221000
NHTSA Campaign Id 91V221000; Date: Dec. 30, 1991
Failure of one wheel stud can lead to subsequent failuresof all the studs on the hub, leading to separation of the wheel and tireassembly from a vehicle, resulting in loss of steering control and an accident.
Recalled Vehicles:
1991 Oshkosh Hb Series; 1991 Oshkosh Multi-purpose
Component: Wheels:lugs/nuts/bolts
Manufactured by: Oshkosh Truck Corporation
Affected Units:: 42
Recall Summary:
The wheel stud used for the hubs on the rear-steer wheels has a diameter too small to handle the maximum recommended torque, and will suffer from a fatigue failure from the cyclic stresses of vehicle use and the torquing of the wheel nut.
How to Fix:
Replace the wheel stud with a newer, wider diameter wheel stud.
Recall Notes:
System: wheels. Vehicle description: heavy trucks with rear-steer axles used as snow blowers orsnow plows.
Date Owners notified by Manufacturer: Jan 10, 1992
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