Thread Size: M200 X 3
Inch - Metric: Metric
Outside Diameter - Inch: 9.843
Outside Diameter - Millimeter: 250
Nominal Thickness - Inch: 1.142

Nominal Thickness - Millimeter: 29

Thread Size: 7.472-8
Inch - Metric: Inch
Outside Diameter - Inch: 9.474
Outside Diameter - Millimeter: 240.64
Threads per Inch: 12

Nominal Thickness - Inch: 1.135
Nominal Thickness - Millimeter: 28.829

Thread Size: M190 X 3
Inch - Metric: Metric
Outside Diameter - Inch: 9.449
Outside Diameter - Millimeter: 240
Nominal Thickness - Inch: 1.102

Nominal Thickness - Millimeter: 28

Inch - Metric: Metric
Outside Diameter - Inch: 9.528
Outside Diameter - Millimeter: 242
Inside Diameter - Millimeter: 180

Chain Pitch - Inch: 0.375
Chain Size: 06B-1
Chain Pitch - Millimeter: 9.525
Pitch Diameter - Inch: 9.074
Inch - Metric: Metric

Material: Carbon Steel
Outside Diameter - Inch: 9.292
Other Features: BS/DIN Sprocket
Pitch Diameter - Millimeter: 230.49
Mounting Method: Rough Bore