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National Stock Number:
3940-00-227-5563
Federal Supply Class:
3940
National Item Identification Number:
002275563
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:
| 3012-7217135 | 80535 | COOPER INDUSTRIES INC CAMPBELL CHAIN/COOPER TOOLS DIV | | 606874 | 75535 | THE CROSBY GROUP LLC | | S1801-860393PC1T07-9T016-18-24-- | 80064 | NAVAL SHIP SYSTEMS COMMAND | | S1801-86039PC1T07 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| ANTITOPPLING DEVICE | NOT INCLUDED | | ATTACHMENT STYLE | CHAIN SHACKLE | | BEARING TYPE | ROLLER | | BECKET QUANTITY | 1 | | BECKET TYPE | THIMBLE | | BLOCK TYPE | REGULAR | | CENTER PIN DIAMETER | 0.500 INCHES NOMINAL | | COATING METHOD | ELECTROLYTIC SHEAVE | | LOAD RATING | 3700.0 POUNDS MAXIMUM | | MATERIAL | STEEL BEARING | | MATERIAL | STEEL CENTER PIN | | MATERIAL | STEEL SHEAVE | | MATERIAL | WOOD SHELL | | MAXIMUM TACKLE DIAMETER ACCOMMODATED | 0.750 INCHES | | SHEAVE OUTSIDE DIAMETER | 3.938 INCHES NOMINAL | | SHEAVE QUANTITY | 2 | | SHELL LENGTH | 6.000 INCHES NOMINAL | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY EXTRA LONG REFERENCE NUMBER | | SPECIAL FEATURES | GRAY COLOR SHELL | | STYLE DESIGNATOR | OVAL PATTERN | | SURFACE TREATMENT | ZINC SHEAVE | | TACKLE ACCOMMODATED TYPE | FIBROUS ROPE | | TACKLE LOCKING DEVICE | NOT INCLUDED |
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