3940-00-368-7551 BLOCK,TACKLE Index 3940-00-368-7553 BLOCK,TACKLE

National Stock Number:
3940-00-368-7552

Federal Supply Class:
3940

National Item Identification Number:
003687552

Description:
BLOCK,TACKLE

Detail:
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.


Manufacturer Information:
403-430220680064NAVAL SHIP SYSTEMS COMMAND
403-4302206D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH
4082QK-080280535COOPER INDUSTRIES INC CAMPBELL CHAIN/COOPER TOOLS DIV


Techincal Specification:
STYLE DESIGNATORROUND PATTERN
SHELL LENGTH13.000 INCHES NOMINAL
SHEAVE OUTSIDE DIAMETER8.000 INCHES NOMINAL
CENTER PIN DIAMETER0.875 INCHES NOMINAL
BLOCK TYPESNATCH
LOCKING STYLESAFETY W/LATCH PIN
MATERIAL AND LOCATIONMANGANESE BRONZE BEARING
STEEL, CORROSION RESISTING CENTER PIN
STEEL, CORROSION RESISTING SHEAVE
STEEL, CORROSION RESISTING, AISI 304 SHELL
SHEAVE QUANTITY1
BEARING TYPEPLAIN
SHEAVE BEARING LUBRICATION METHODSELF-LUBRICATED
TACKLE ACCOMMODATED TYPEWIRE ROPE
MAXIMUM TACKLE DIAMETER ACCOMMODATED0.625 INCHES
TACKLE LOCKING DEVICENOT INCLUDED
ANTITOPPLING DEVICENOT INCLUDED
ATTACHMENT STYLEDRILLED SWIVEL EYE AND SHACKLE
MAXIMUM LOAD RATING6000.0 POUNDS


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