National Item Identification Number
01-420-0176
014200176
3940-01-420-0176
3940014200176
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
39428
Reference Numbers (Part Numbers)
3099T53
3724T77
Required Categories
STYLE DESIGNATOR
SHEAVE OUTSIDE DIAMETER
BLOCK TYPE
MATERIAL AND LOCATION
SU
Required Description
2 OVAL PATTERN
2.500 INCHES NOMINAL
REGULAR
PLASTIC OVERALL
ZINC PLATED OVER