National Item Identification Number
01-491-0456
014910456
3940-01-491-0456
3940014910456
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)
76257
CROSBY GROUP INC THE
MCKISSICK PLANT DIV
2801 DAWSON RD
TULSA
OK
74110
918-834-4611
53711
76257
CROSBY GROUP INC THE
MCKISSICK PLANT DIV
2801 DAWSON RD
TULSA
OK
74110
918-834-4611
Reference Numbers (Part Numbers)
M903268E
571-6580814 ITEM 18
8004287
Required Categories
STYLE DESIGNATOR
SHELL LENGTH
SHEAVE OUTSIDE DIAMETER
BLOCK TYPE
MATERIAL AN
Required Description
3 ROUND PATTERN
31.120 INCHES NOMINAL
18.000 INCHES NOMINAL
REGULAR
STEEL OV