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National Stock Number:
3940-00-222-8455
Federal Supply Class:
3940
National Item Identification Number:
002228455
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:
| S1801-860395 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | S1801-860395PC1-3T07-9T016-24-2- | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| BEARING TYPE | ROLLER | | BECKET TYPE | THIMBLE | | BECKET QUANTITY | 1 | | CENTER PIN DIAMETER | 0.562 INCHES NOMINAL | | COATING METHOD | ELECTROLYTIC SHEAVE | | LOAD RATING | 2950.0 POUNDS MAXIMUM | | MATERIAL | STEEL CENTER PIN | | MATERIAL | WOOD SHELL | | MATERIAL | STEEL SHEAVE | | MAXIMUM TACKLE DIAMETER ACCOMMODATED | 0.812 INCHES | | SHEAVE OUTSIDE DIAMETER | 4.500 INCHES NOMINAL | | SHEAVE QUANTITY | 1 | | SHELL LENGTH | 7.000 INCHES NOMINAL | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY EXTRA LONG REFERENCE NUMBER | | STYLE DESIGNATOR | OVAL PATTERN | | SURFACE TREATMENT | ZINC SHEAVE | | TACKLE ACCOMMODATED TYPE | FIBROUS ROPE |
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