National Item Identification Number

01-513-4069
015134069
3940-01-513-4069
3940015134069

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)

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0LEM6

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HARKEN INCORPORATED
DBA HARKEN YACHT FITTINGS
1251 E WISCONSIN AVE
PEWAUKEE
WI
53072
262-691-7508

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Reference Numbers (Part Numbers)

243

Required Categories

STYLE DESIGNATOR
SHEAVE OUTSIDE DIAMETER
CENTER PIN DIAMETER
BLOCK TYPE
MATE

Required Description

23 TROLLEY PATTERN
0.875 INCHES NOMINAL
ANY ACCEPTABLE
REGULAR
STEEL, CORROS