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 6320-00-937-5625
NSN 6645-00-451-6462
NSN 5895-01-552-9688
NSN 6685-01-479-0421
NSN 2925-01-507-9708
NSN 5975-01-076-2584
NSN 6130-01-055-2227
NSN 6135-00-209-6918
NSN 2925-01-043-9786
NSN 6240-01-221-1378
NSN 5905-00-995-6566
NSN 5998-00-465-7812