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 5945-01-605-3053
NSN 6320-01-326-1316
NSN 6645-01-166-8904
NSN 5925-01-252-1692
NSN 5925-00-487-1502
NSN 5960-01-085-7191
NSN 6110-01-033-1153
NSN 5835-01-339-0542
NSN 6105-01-512-2756
NSN 5925-00-751-4746
NSN 5835-01-054-2094
NSN 6220-01-162-7954