Pilot Diameter - Millimeter: 311.15
Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 12.5
Length Thru Bore - Millimeter: 162.052

Nominal Bolt Circle Diameter Round - Inch: 10
Other Features: 3/4-10 Tapped Hole | 4 Tapped Hole | Double Split
Pilot Length - Inch: 2.963
Mounting Method: Bushed
Nominal Bolt Circle Diameter Round - Millimeter: 254

Pilot Diameter - Millimeter: 209.55
Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 8.5
Length Thru Bore - Millimeter: 142.748

Nominal Bolt Circle Diameter Round - Inch: 7
Other Features: 5/8-11 Tapped Hole | 3 Tapped Hole | Double Split
Pilot Length - Inch: 2.963
Mounting Method: Bushed
Nominal Bolt Circle Diameter Round - Millimeter: 177.8

Pilot Diameter - Millimeter: 254
Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 10
Length Thru Bore - Millimeter: 98.425

Nominal Bolt Circle Diameter Round - Inch: 0
Other Features: Semi-Finished
Pilot Length - Inch: 0
Mounting Method: Finished Bore
Nominal Bolt Circle Diameter Round - Millimeter: 0

Pilot Diameter - Millimeter: 203.2
Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 8.25
Length Thru Bore - Millimeter: 41.275

Nominal Bolt Circle Diameter Round - Inch: 6.25
Other Features: 3 Tapped Hole | Used With Conveyor Pulley
Pilot Length - Inch: 1
Mounting Method: Bushed
Nominal Bolt Circle Diameter Round - Millimeter: 158.75

Pilot Diameter - Millimeter: 95.25
Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 8.75
Length Thru Bore - Millimeter: 122.25

Nominal Bolt Circle Diameter Round - Inch: 0
Other Features: Used With Sprocket
Pilot Length - Inch: 3.75
Mounting Method: Finished Bore
Nominal Bolt Circle Diameter Round - Millimeter: 0