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 5950-01-052-0090
NSN 6610-01-387-5630
NSN 6685-00-555-2299
NSN 6220-01-137-2848
NSN 5960-01-201-6316
NSN 6135-00-145-8884
NSN 5960-01-322-4341
NSN 6130-01-023-0244
NSN 5950-01-634-0677
NSN 5960-01-514-5433
NSN 5920-01-493-8094
NSN 6135-00-973-5632