Thread Size: 3.137-12
Inch - Metric: Inch
Outside Diameter - Inch: 4.161
Outside Diameter - Millimeter: 105.689
Threads per Inch: 12

Nominal Thickness - Inch: 0.604
Nominal Thickness - Millimeter: 15.342

Thread Size: M80 X 2
Inch - Metric: Metric
Outside Diameter - Inch: 4.134
Outside Diameter - Millimeter: 105
Nominal Thickness - Inch: 0.591

Nominal Thickness - Millimeter: 15

Thread Size: M85 X 2
Inch - Metric: Metric
Outside Diameter - Inch: 4.331
Outside Diameter - Millimeter: 110
Nominal Thickness - Inch: 0.63

Nominal Thickness - Millimeter: 16

Inch - Metric: Metric
Outside Diameter - Inch: 4.094
Outside Diameter - Millimeter: 104
Inside Diameter - Millimeter: 75

Inch - Metric: Metric
Outside Diameter - Inch: 4.25
Length Thru Bore - Millimeter: 50.8
Length Thru Bore - Inch: 2
Outside Diameter - Millimeter: 107.95

Bore - Millimeter: 70
Bore - Inch: 2.756
Other Features: Keyway on ID
Bushing Series: 3020