National Item Identification Number
00-189-3490
001893490
3940-00-189-3490
3940001893490
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)
75535
CROSBY GROUP INC
DBA CROSBY
2801 DAWSON RD
TULSA
OK
74110
918-834-4611
96508
COOPER INDUSTRIES INC
DBA COOPER HAND TOOLS DIVISION
1000 LUFKIN ROAD
728
APEX
NC
27502
919-387-2303
Reference Numbers (Part Numbers)
G-954-S
4801-Q
5173-3-8-1-2
Required Categories
STYLE DESIGNATOR
SHELL LENGTH
SHEAVE OUTSIDE DIAMETER
CENTER PIN DIAMETER
BL
Required Description
1 OVAL PATTERN
ANY ACCEPTABLE
6.000 INCHES NOMINAL
0.750 INCHES NOMINAL
REGU