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 4140-00-931-9638
NSN 5999-00-096-2964
NSN 5910-00-190-1320
NSN 6145-00-419-0550
NSN 5960-01-471-8201
NSN 5910-01-123-6376
NSN 5925-00-270-5924
NSN 7035-01-501-9118
NSN 6150-01-282-9937
NSN 6685-01-264-1359
NSN 6150-00-233-6356
NSN 5905-00-851-8098