3940-99-463-3860

Tackle Block

3940994633860 994633860 003545382 1ADM108 POMCD032136-45 D-NSC-ES221-751-1 0246-463-3860 0246-5119

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. View more Tackle Block