Thread Size: 12.562-6
Threads per Inch: 6
Nominal Thickness - Inch: 1.656
Nominal Thickness - Millimeter: 42.062
Inch - Metric: Inch

Outside Diameter - Inch: 15.005
Outside Diameter - Millimeter: 381.127

Thread Size: 12.562-6
Threads per Inch: 6
Nominal Thickness - Inch: 1.666
Nominal Thickness - Millimeter: 42.316
Inch - Metric: Inch

Outside Diameter - Inch: 15
Other Features: Locking Plate | 3/8-16 X 3/4 Hexagon Head Cap Screw
Outside Diameter - Millimeter: 381