Pilot Diameter - Millimeter: 311.15
Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 12.75
Length Thru Bore - Millimeter: 73.025

Nominal Bolt Circle Diameter Round - Inch: 9.25
Other Features: Used With Fan Rotor - Pulley - Plate Sprocket - Impeller - Agitator
Pilot Length - Inch: 2.25
Mounting Method: Bushed
Nominal Bolt Circle Diameter Round - Millimeter: 234.95

Chain Pitch - Inch: 1.5
Chain Size: 120
Chain Pitch - Millimeter: 38.1
Pitch Diameter - Inch: 11.969
Inch - Metric: Inch

Material: Steel
Outside Diameter - Inch: 12.774
Other Features: Bushing Sold Separately | Bushing Not Included | Taper Lock Bushing
Pitch Diameter - Millimeter: 304.013
Mounting Method: Bushed

Component: Keyless Screw Locking Assembly
Series: B115
Inch - Metric: Metric
Material: Steel
Outside Diameter - Inch: 12.795

Outside Diameter - Millimeter: 325
Bore - Millimeter: 260
Length - Millimeter: 111
Other Features: 21 Locking Screws | Medium Duty | Self Centering | Double Taper | Wider Design | Exceptional Concentricity with Thru-Bored Hub
Length - Inch: 4.37

Component: Keyless Screw Locking Assembly
Series: B112
Inch - Metric: Metric
Material: Steel
Outside Diameter - Inch: 12.795

Outside Diameter - Millimeter: 325
Bore - Millimeter: 260
Length - Millimeter: 150
Other Features: 21 Locking Screws | Heavy Duty | Self Centering | Double Taper | Wider Design | Exceptional Concentricity with Thru-Bored Hub
Length - Inch: 5.906

Component: Keyless Screw Locking Assembly
Series: B106
Inch - Metric: Metric
Material: Steel
Outside Diameter - Inch: 12.795

Outside Diameter - Millimeter: 325
Bore - Millimeter: 260
Length - Millimeter: 73
Other Features: 18 Locking Screws | Self Centering | Single Taper | Shallow | Integrated Push-Off Thread | Optional Integrated Spacer Sleeve
Length - Inch: 2.874