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:
ANTITOPPLING DEVICENOT INCLUDED
ATTACHMENT STYLEDRILLED SWIVEL EYE AND SHACKLE
BEARING TYPEPLAIN
BLOCK TYPESNATCH
CENTER PIN DIAMETER0.875 INCHES NOMINAL
LOCKING STYLESAFETY W/LATCH PIN
LOAD RATING6000.0 POUNDS MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 304 ASSN STD SINGLE MATERIAL RESPONSE SHELL
MATERIALCOPPER ALLOY 861 OR COPPER ALLOY 862 OR COPPER ALLOY 863 BEARING
MATERIALSTEEL COMP 304 SHELL
MATERIALSTEEL CORROSION RESISTING CENTER PIN
MATERIALSTEEL CORROSION RESISTING SHEAVE
MAXIMUM TACKLE DIAMETER ACCOMMODATED0.625 INCHES
SHEAVE BEARING LUBRICATION METHODSELF-LUBRICATED
SHEAVE QUANTITY1
SHEAVE OUTSIDE DIAMETER8.000 INCHES NOMINAL
SHELL LENGTH13.000 INCHES NOMINAL
STYLE DESIGNATORROUND PATTERN
TACKLE ACCOMMODATED TYPEWIRE ROPE
TACKLE LOCKING DEVICENOT INCLUDED


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