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National Stock Number:
3940-00-264-4774
Federal Supply Class:
3940
National Item Identification Number:
002644774
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.
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Manufacturer Information:
| S1801-770377PC1T012-15T022 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | S1801-770377PC1TO12-15TO22-25TO- | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| MATERIAL AND LOCATION | STEEL CENTER PIN AND STEEL SHELL AND STEEL SHEAVE AND BRONZE BEARING |
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