Split or Solid Description: One Piece Solid
Bore Threaded: No
Component: Shaft Collar
Width - Millimeter: 18.263
Inch - Metric: Inch

Material: Steel
Outside Diameter - Inch: 3.149
Outside Diameter - Millimeter: 79.985
Bore - Millimeter: 38.1
Width - Inch: 0.719

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: 3.136
Outside Diameter - Millimeter: 79.654
Number of Rows of Teeth: 1

Thread Size: 2.36-18
Inch - Metric: Inch
Outside Diameter - Inch: 3.156
Outside Diameter - Millimeter: 80.162
Other Features: Steel

Threads per Inch: 18
Nominal Thickness - Inch: 0.541
Nominal Thickness - Millimeter: 13.741

Bore Profile: Finished Bore
Component: Hub
Inch - Metric: Metric
Material: Iron
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: 80
Coupling Type: Jaw Coupling

Component: Spider
Inch - Metric: Inch
Material: Urethane
Outside Diameter - Inch: 3.15
Outside Diameter - Millimeter: 80.01

Other Features: Components May or May Not Intermix Among Brands | Curved Jaw | Red
Coupling Type: Jaw Coupling
Torque: 2875In-Lbs