Thread Size: TR240 X 4
Nominal Thickness - Inch: 1.339
Nominal Thickness - Millimeter: 34
Inch - Metric: Metric
Outside Diameter - Inch: 11.811

Outside Diameter - Millimeter: 300

Thread Size: TR260 X 4
Nominal Thickness - Inch: 1.339
Nominal Thickness - Millimeter: 34
Inch - Metric: Metric
Outside Diameter - Inch: 12.205

Outside Diameter - Millimeter: 310

Thread Size: TR250 X 4
Nominal Thickness - Inch: 1.378
Nominal Thickness - Millimeter: 35
Inch - Metric: Metric
Outside Diameter - Inch: 12.598

Outside Diameter - Millimeter: 320

Thread Size: 10.192-6
Threads per Inch: 6
Nominal Thickness - Inch: 1.416
Nominal Thickness - Millimeter: 35.966
Inch - Metric: Inch

Outside Diameter - Inch: 12.193
Outside Diameter - Millimeter: 309.702