Item also known as faspin, these self locking pins have spring loaded ball that retracts when you push or pull the the pin. Rockwell hardness is b85
A headed fastening device having a solid cylindrical or tubular body with retaining ball or pinlike detent(s). The detent(s) is/are positioned and actuated by means of a spring, elastomer or plunger. Plunger may be operated by thumb, cam or other means. May be furnished with a pull ring, pull and/or lock ring, attaching ring or hook.
NSN 6135-00-593-6831
NSN 6150-01-386-1831
NSN 6685-01-082-3764
NSN 6610-00-133-1882
NSN 5996-00-358-6257
NSN 6130-01-262-9437
NSN 5925-00-284-3726
NSN 5915-00-096-7330
NSN 7035-01-254-3606
NSN 6110-00-236-4161
NSN 6150-01-605-1563
NSN 6135-01-041-3829