3940-00-071-0390 BLOCK,TACKLE Index 5940-00-071-0393 TERMINAL,LUG

National Stock Number:
3940-00-071-0391

Federal Supply Class:
3940

National Item Identification Number:
000710391

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:
4083H71110BREWER-TITCHNER CORP SUB JOSLYN MFG AND SUPPLY CO


Techincal Specification:
STYLE DESIGNATORROUND PATTERN
SHEAVE OUTSIDE DIAMETER6.000 INCHES NOMINAL
CENTER PIN DIAMETER0.750 INCHES NOMINAL
BLOCK TYPESNATCH
LOCKING STYLESAFETY LOCKING
MATERIAL AND LOCATIONBRONZE BEARING
STEEL CENTER PIN
STEEL SHEAVE
STEEL SHELL
SHEAVE QUANTITY1
BEARING TYPEPLAIN
SHEAVE BEARING LUBRICATION METHODSELF-LUBRICATED
TACKLE ACCOMMODATED TYPEWIRE ROPE
MAXIMUM TACKLE DIAMETER ACCOMMODATED0.500 INCHES
TACKLE LOCKING DEVICENOT INCLUDED
ANTITOPPLING DEVICENOT INCLUDED
ATTACHMENT STYLEFLATTED STIFF SWIVEL HOOK
MAXIMUM LOAD RATING3000.0 POUNDS


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