No. 26 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 6105-00-835-4325
NSN 6610-01-033-1748
NSN 2925-01-053-5697
NSN 5999-00-816-6537
NSN 5935-00-709-6291
NSN 5895-01-078-7323
NSN 5925-00-391-6987
NSN 5998-01-381-6601
NSN 6110-01-313-7147
NSN 5945-01-432-1139
NSN 5915-01-626-9853
NSN 5998-01-430-2400