Nha is shackle, p/n 6kk562; bolt contains a hole for a cotter pin and is partially threaded for a hex nut
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. the threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. for items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.
NSN 5895-01-061-5064
NSN 5905-01-095-6331
NSN 6610-00-186-9180
NSN 5965-01-648-2590
NSN 5950-00-906-6682
NSN 6220-01-358-2002
NSN 5895-00-007-9045
NSN 5996-00-998-3006
NSN 6240-01-329-8095
NSN 6685-00-526-9192
NSN 4140-01-038-3532
NSN 5975-00-917-2828