The item is maded from astm-d-4181
A fastening device used to join two ends of a belt, strap or the like. It may be a single unit designed to be attached to one end of a belt or strap and secure the opposite end by penetration, by clamping, or by friction, or it may consist of male and female sections having one section attached at each end of the belt or strap and joins the two ends by a hook-like or other interlocking action.
Classification: Buckles and buckle clasps, and parts thereof, of base metal
NSN 5950-00-238-3195
NSN 5935-01-289-1195
NSN 6645-01-019-8662
NSN 5935-00-177-7950
NSN 6150-01-056-1324
NSN 5996-01-324-2449
NSN 5945-01-481-1584
NSN 6685-01-546-9161
NSN 7035-01-395-0757
NSN 5985-01-123-8667
NSN 5965-01-043-5295
NSN 5960-00-628-2003