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 5990-01-311-7491
NSN 6130-01-516-3770
NSN 5905-01-181-5676
NSN 5998-01-061-9210
NSN 5990-00-232-3965
NSN 6240-01-085-7216
NSN 6145-01-369-8025
NSN 6150-00-514-0899
NSN 6150-00-760-1163
NSN 5835-00-233-6327
NSN 5915-00-843-4555
NSN 6105-01-621-8677