No. 10 spline size
An item having an internal drive at one end made to fit into the external drive end of a socket wrench handle, torque wrench, or power driven tool. The opposite end consists of various internal wrench shapes such as hexagon or square. It may include an integral universal joint.
Classification: Socket wrenches with or without handles, drives and extensions, parts, base metal
NSN 5835-00-187-1481
NSN 5920-01-246-0706
NSN 5855-01-391-7077
NSN 5998-01-027-6874
NSN 6320-01-564-0893
NSN 5965-01-524-5310
NSN 5835-00-980-0468
NSN 5999-01-162-2981
NSN 6220-00-539-8769
NSN 6620-01-453-6764
NSN 5835-01-504-0837
NSN 5935-01-271-5456