Walter Machine Drive Shaft Spool Adapter:
Fits 4 bolt U-joint snap ring style Flange Yoke , such as a Spicer 1310 Series Flange Yoke PN 2-2-329.
Bolt hole circle diameter 3.125"
Bolt Hole Diameter .375"
Pilot Diameter 2.375 F
Fits 3 bolt Gearbox flange such as SAOD
Bolt Hole circle diameter 2.50"
Bolt hole diameter .4"
Pilot Diameter 1.75" M
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