National Item Identification Number
00-494-0834
004940834
3940-00-494-0834
3940004940834
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)
Reference Numbers (Part Numbers)
GGGB490
Required Categories
STYLE DESIGNATOR
SHELL LENGTH
SHEAVE OUTSIDE DIAMETER
BLOCK TYPE
MATERIAL AN
Required Description
3 ROUND PATTERN
1.000 INCHES NOMINAL
1.000 INCHES NOMINAL
REGULAR
BRONZE BEA