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 5985-01-482-9025
NSN 5999-01-133-2063
NSN 5835-01-618-1225
NSN 6240-01-547-6444
NSN 5905-01-467-7529
NSN 6685-00-357-7521
NSN 6645-01-454-3174
NSN 5950-01-534-3026
NSN 5925-01-090-8657
NSN 6105-00-833-7623
NSN 6150-00-523-6707
NSN 5905-00-316-8852