This part fits at least these machines/engines:

Kubota K/KX Series Excavator Parts
KH-151, KH-191, KX033-4, KX61-2, KX61-2(S SERIES), KX91-3, KX91-3S, KX91-3S2

Kubota SVL Series Track Loader Parts
SVL65-2 Cab Serial Number before 30000, SVL65-2 Serial Number before 30000, SVL75, SVL75-2, SVL75-2 Cab, SVL75C

Kubota U Series Excavator Parts
U35 Super Series U35-4, U35-S2, U35S

Kubota Wheel Loader Parts
R420, R420BH, R420S, R520, R520BH, R520S

Dimensions:
7" Tall
3.95" Diameter
1.51" Hole Diameter