Inch - Metric: Inch
Outside Diameter - Inch: 6.469
Outside Diameter - Millimeter: 164.313
Inside Diameter - Millimeter: 121.945

Inch - Metric: Metric
Outside Diameter - Inch: 6.89
Outside Diameter - Millimeter: 175
Inside Diameter - Millimeter: 130

Thread Size: M135 X 2
Inch - Metric: Metric
Outside Diameter - Inch: 6.89
Outside Diameter - Millimeter: 175
Nominal Thickness - Inch: 0.866

Nominal Thickness - Millimeter: 22

Inch - Metric: Inch
Outside Diameter - Inch: 6.531
Outside Diameter - Millimeter: 165.887
Other Features: Face Dia 5.688 | 19 Tangs
Inside Diameter - Millimeter: 121.945

Thread Size: M130 X 2
Inch - Metric: Metric
Outside Diameter - Inch: 6.496
Outside Diameter - Millimeter: 165
Nominal Thickness - Inch: 0.827

Nominal Thickness - Millimeter: 21