One piece
A mechanical device, consisting of a pulley(s) or sheave(s) encased in a shell or frame which may be provided with a means such as a hook, eye, strap, screw, etc., by which it may be attached to an object. It is used to change direction of a running rope and/or to gain a mechanical advantage.
Classification: Pulley tackle and hoists, other than skip hoists or hoists of a kind used for raising vehicles, not powered by electric motor
NSN 5920-01-141-6885
NSN 6610-01-123-2276
NSN 5905-00-101-2879
NSN 5990-01-503-6104
NSN 5985-00-269-3192
NSN 6110-00-356-5388
NSN 5975-00-534-3697
NSN 5925-01-302-8954
NSN 5996-00-241-6201
NSN 6320-01-462-2295
NSN 5945-00-064-7676
NSN 5965-01-309-3835