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

Inch - Metric: Metric
Material: Glass Reinforced Nylon
Outside Diameter - Inch: 2.98
Length Thru Bore - Millimeter: 12
Other Features: 1.78 Inch Hub Diameter | 0.279 Inch Teeth Width | 6203-2RS Insertion Molded ABEC-1 High Precision Bearing

Bore Profile: Finished Bore
Component: Hub
Inch - Metric: Inch
Outside Diameter - Inch: 2.75
Length Thru Bore - Millimeter: 31.75

Length Thru Bore - Inch: 1.25
Other Features: Components May or May Not Intermix Among Brands | Flange | Hardened Teeth
Hub Diameter - Millimeter: 44.45
Hub Diameter - Inch: 1.75
Coupling Type: Chain Coupling

Bore Profile: Finished Bore
Component: Hub
Inch - Metric: Inch
Outside Diameter - Inch: 2.818
Length Thru Bore - Millimeter: 28.575

Length Thru Bore - Inch: 1.125
Other Features: Components May or May Not Intermix Among Brands | Flange | Hardened Teeth | 875 RPM Without Cover
Hub Diameter - Millimeter: 50
Hub Diameter - Inch: 1.969
Coupling Type: Chain Coupling

Bore Profile: Finished Bore
Component: Hub
Inch - Metric: Inch
Outside Diameter - Inch: 3.628
Length Thru Bore - Millimeter: 36.525

Length Thru Bore - Inch: 1.438
Other Features: Components May or May Not Intermix Among Brands | Flange | Hardened Teeth | 800 RPM Without Cover
Hub Diameter - Millimeter: 63.5
Hub Diameter - Inch: 2.5
Coupling Type: Chain Coupling

Bore Profile: Finished Bore
Component: Hub
Inch - Metric: Inch
Outside Diameter - Inch: 3.946
Length Thru Bore - Millimeter: 42.875

Length Thru Bore - Inch: 1.688
Other Features: Components May or May Not Intermix Among Brands | Flange | Hardened Teeth | 800 RPM Without Cover
Hub Diameter - Millimeter: 75.4
Hub Diameter - Inch: 2.969
Coupling Type: Chain Coupling