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 6135-01-508-3784
NSN 5998-01-395-6098
NSN 5999-01-150-9432
NSN 5975-00-865-3537
NSN 6320-00-261-9136
NSN 5915-01-494-0651
NSN 6105-00-288-5872
NSN 4140-01-256-9871
NSN 6220-00-402-6633
NSN 6220-00-678-8479
NSN 6150-01-476-4837
NSN 6145-01-493-6364