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.
NSN 5905-00-277-7439
NSN 6110-01-141-8160
NSN 7035-01-138-5781
NSN 6240-00-987-5464
NSN 5950-00-222-7491
NSN 6150-01-336-0987
NSN 5945-01-109-9008
NSN 5975-00-839-7304
NSN 5835-00-427-2772
NSN 5905-01-474-5173
NSN 5990-01-056-0893
NSN 5990-01-481-3080