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 5960-01-522-0391
NSN 5965-00-546-4402
NSN 6135-01-100-3593
NSN 7035-01-242-2052
NSN 5960-01-505-2426
NSN 7035-01-231-2450
NSN 5975-01-150-5340
NSN 5945-01-450-1070
NSN 5996-01-464-4276
NSN 6645-01-023-8020
NSN 6105-01-632-7767
NSN 5975-01-543-2739