Chain Pitch - Inch: 1
Chain Size: 80
Pitch Diameter - Inch: 12.428
Inch - Metric: Inch
Material: Steel

Outside Diameter - Inch: 12.987
Other Features: Bushing Sold Separately | Bushing Not Included | Split Taper Bushing
Global Part Number GPN: 9871
Pitch Diameter - Millimeter: 315.66
Mounting Method: Bushed

Chain Pitch - Inch: 0.5
Chain Size: 40
Chain Pitch - Millimeter: 12.7
Pitch Diameter - Inch: 12.736
Inch - Metric: Inch

Material: Carbon Steel
Outside Diameter - Inch: 13.026
Other Features: With 2 Set Screw
Pitch Diameter - Millimeter: 323.49
Mounting Method: Finished Bore

Chain Pitch - Inch: 0.5
Chain Size: 40
Chain Pitch - Millimeter: 12.7
Pitch Diameter - Inch: 12.736
Inch - Metric: Inch

Material: Carbon Steel
Outside Diameter - Inch: 13.026
Other Features: With 2 Set Screw
Pitch Diameter - Millimeter: 323.49
Mounting Method: Finished Bore

Chain Pitch - Inch: 1.25
Chain Size: 20B-1
Pitch Diameter - Inch: 12.356
Inch - Metric: Metric
Material: Steel

Outside Diameter - Inch: 13.043
Other Features: Simplex Type
Global Part Number GPN: 570058
Pitch Diameter - Millimeter: 313.83
Mounting Method: Rough Bore

Component: Assembly
Inch - Metric: Inch
Outside Diameter - Inch: 12.875
Outside Diameter - Millimeter: 327.025
Bore - Millimeter: 241.3

Other Features: 2 Single Cone | 1 Double Cup | Unground Cone Spacer | Outer Race with Oil Holes and Groove
Global Part Number GPN: 660439
Assembly Components: 8578 (2) | 8520CD (1) | X1S-8578 (1)
Basic Number: 8578
Precision Class: Standard