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National Stock Number:
3940-00-189-3585
Federal Supply Class:
3940
National Item Identification Number:
001893585
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:
| S1801-860390PC1T07-9T016-18-21- | 80064 | NAVAL SHIP SYSTEMS COMMAND | | S1801-860390PC1T07-9T016-18-21-- | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| BEARING TYPE | ROLLER | | BECKET QUANTITY | 1 | | BECKET TYPE | THIMBLE | | BLOCK TYPE | REGULAR | | CENTER PIN DIAMETER | 0.438 INCHES NOMINAL | | LOAD RATING | 3000.0 POUNDS MAXIMUM | | MATERIAL | STEEL CENTER PIN | | MATERIAL | STEEL SHEAVE | | MATERIAL | WOOD SHELL | | MAXIMUM TACKLE DIAMETER ACCOMMODATED | 0.625 INCHES | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | ELP NO.,SIZE 5 IN.,RIG NO. 11 | | SHEAVE OUTSIDE DIAMETER | 3.438 INCHES NOMINAL | | SHEAVE QUANTITY | 2 | | SHELL LENGTH | 5.000 INCHES NOMINAL | | STYLE DESIGNATOR | OVAL PATTERN | | SURFACE TREATMENT | PAINT SHELL | | TACKLE ACCOMMODATED TYPE | FIBROUS ROPE |
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