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National Stock Number:
3940-00-264-4770
Federal Supply Class:
3940
National Item Identification Number:
002644770
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:
| 169356 | 75535 | THE CROSBY GROUP LLC | | S1801-770377PC1T012-14-16T022 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | S1801-770377PC1TO12-14-16TO22-2- | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| STYLE DESIGNATOR | ROUND PATTERN | | SHEAVE OUTSIDE DIAMETER | 14.000 INCHES NOMINAL | | CENTER PIN DIAMETER | 1.125 INCHES NOMINAL | | BLOCK TYPE | SNATCH | | LOCKING STYLE | SAFETY LOCKING | | MATERIAL AND LOCATION | STEEL CENTER PIN AND | | STEEL SHELL AND | | STEEL SHEAVE AND | | BRONZE BEARING | | SURFACE TREATMENT AND LOCATION | ZINC, ELECTROLYTIC OVERALL | | SHEAVE QUANTITY | 1 | | BEARING TYPE | PLAIN | | SHEAVE BEARING LUBRICATION METHOD | PRESSURE GREASE FITTING | | TACKLE ACCOMMODATED TYPE | WIRE ROPE | | MAXIMUM TACKLE DIAMETER ACCOMMODATED | 0.625 INCHES | | TACKLE LOCKING DEVICE | NOT INCLUDED | | ANTITOPPLING DEVICE | NOT INCLUDED | | ATTACHMENT STYLE | OBLONG SWIVEL EYE | | MAXIMUM LOAD RATING | 10280.0 POUNDS | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY MAXIMUM TACKLE DIAMETER ACCOMMODATED, ATTACHMENT STYLE, AND EXTRA LONG REFERENCE NUMBER | | EXTRA LONG REFERENCE NUMBER | S1801-770377PC1TO12-14-16TO22-25TO29, 14 IN SHEAVE O.D., 1.125 IN CENTER PIN DIA | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 80064 | | DESIGN CONTROL REFERENCE | S1801-770377PC1TO12-14-16TO22-2- |
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