National Item Identification Number
01-217-5309
012175309
3940-01-217-5309
3940012175309
National Stock Number
Item Name
BLOCK,TACKLE
Federal Supply Class
3940
Description
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.
Commercial and Government Entity Code (Supplier Data)
39428
Reference Numbers (Part Numbers)
3152T34
Required Categories
Required Description