Thread Size: 11.004-6
Threads per Inch: 6
Nominal Thickness - Inch: 1.51
Nominal Thickness - Millimeter: 38.354
Inch - Metric: Inch

Outside Diameter - Inch: 13.005
Outside Diameter - Millimeter: 330.327

Thread Size: TR280 X 4
Nominal Thickness - Inch: 1.496
Nominal Thickness - Millimeter: 38
Inch - Metric: Metric
Outside Diameter - Inch: 12.992

Outside Diameter - Millimeter: 330

Thread Size: TR260 X 4
Nominal Thickness - Inch: 1.417
Nominal Thickness - Millimeter: 36
Inch - Metric: Metric
Outside Diameter - Inch: 12.992

Outside Diameter - Millimeter: 330