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National Stock Number:
3940-01-505-5341
Federal Supply Class:
3940
National Item Identification Number:
015055341
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:
| 25197-1 | 07070 | NAVY, UNITED STATES DEPARTMENT OF THE DBA NAVAL SURFACE WARFARE CENTER PANAMA CITY |
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Techincal Specification:
| STYLE DESIGNATOR | HALF-OVAL PATTERN | | CENTER PIN DIAMETER | 0.500 INCHES NOMINAL | | BLOCK TYPE | SNATCH | | MATERIAL AND LOCATION | STEEL, CORROSION RESISTING CENTER PIN | | SHEAVE QUANTITY | 1 | | ATTACHMENT STYLE | ROUND SWIVEL EYE | | SPECIAL FEATURES | DRAWING CALLS THIS: SNATCH BLOCCK ASSEMBLY |
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