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 6220-01-527-3815
NSN 5950-01-553-5154
NSN 5975-01-290-0861
NSN 5925-01-134-9544
NSN 5835-01-203-8295
NSN 5935-00-185-1446
NSN 6130-01-012-2703
NSN 5996-01-417-3139
NSN 6610-00-572-7328
NSN 6105-00-291-0154
NSN 2925-00-964-7128
NSN 6105-01-252-4330