Chain Pitch - Inch: 0.5
Chain Size: 40
Chain Pitch - Millimeter: 12.7
Chain Type: Roller Chain
Bearing Type: Ball Bearing

Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 3.14
Length Thru Bore - Millimeter: 11.125
Other Features: Pre Lubricated

Bore Profile: Finished Bore
Component: Hub
Inch - Metric: Inch
Material: Powdered Metal
Outside Diameter - Inch: 3.15

Length Thru Bore - Millimeter: 44.958
Other Features: Components May or May Not Intermix Among Brands | Curved Jaw | No Metal to Metal Contact | Elastomeric Spider | 4 Jaws
Mounting Method: Set Screw
Hub Diameter - Millimeter: 66.04
Coupling Type: Jaw Coupling

Bore Profile: Finished Bore
Component: Hub
Inch - Metric: Inch
Material: Cast Iron
Outside Diameter - Inch: 3.15

Length Thru Bore - Millimeter: 27.432
Other Features: Components May or May Not Intermix Among Brands
Mounting Method: Set Screw
Hub Diameter - Millimeter: 66.04
Coupling Type: Jaw Coupling

Thread Size: 2.36-18
Inch - Metric: Inch
Outside Diameter - Inch: 3.161
Outside Diameter - Millimeter: 80.289
Threads per Inch: 18

Nominal Thickness - Inch: 0.541
Nominal Thickness - Millimeter: 13.741

Pitch Diameter - Inch: 3.183
Flange Outside Diameter - Millimeter: 87.325
Inch - Metric: Inch
Outside Diameter - Inch: 3.129
Face Width - Millimeter: 33.35

Face Width - Inch: 1.313
Belt Pitch: 1/2 Inch
Other Features: Solid Style
Pitch Diameter - Millimeter: 80.85
Mounting Method: Rough Bore