3940-00-276-7499 BLOCK,TACKLE Index 3940-00-276-7501 BLOCK,TACKLE

National Stock Number:
3940-00-276-7500

Federal Supply Class:
3940

National Item Identification Number:
002767500

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:
805-2453185PC1-2-5-7T09-11T013--80064NAVAL SHIP SYSTEMS COMMAND
805-2453185TYPEXX80064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
ANTITOPPLING DEVICENOT INCLUDED
ATTACHMENT STYLECLEWLINE EYE
BECKET QUANTITY1
BECKET TYPECLOSED SOCKET
BLOCK TYPEREGULAR
CENTER PIN DIAMETER1.750 INCHES NOMINAL
MAXIMUM TACKLE DIAMETER ACCOMMODATED0.625 INCHES
SHEAVE BEARING LUBRICATION METHODSELF-LUBRICATED
SHEAVE OUTSIDE DIAMETER12.000 INCHES NOMINAL
SHEAVE QUANTITY4
SHELL LENGTH20.500 INCHES NOMINAL
STYLE DESIGNATOROVAL PATTERN
TACKLE ACCOMMODATED TYPEWIRE ROPE
TACKLE LOCKING DEVICENOT INCLUDED


Click here to Register for Free 30-day Trial