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National Stock Number:
3940-01-349-1516
Federal Supply Class:
3940
National Item Identification Number:
013491516
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:
| 4152-8 | 22057 | MAZZELLA LIFTING TECHNOLOGIES, INC. | | P004668 | 76257 | CROSBY GROUP INC THE MCKISSICK PLANT DIV |
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Techincal Specification:
| ANTITOPPLING DEVICE | NOT INCLUDED | | BEARING TYPE | ROLLER | | BLOCK TYPE | REGULAR | | CENTER PIN DIAMETER | 0.875 INCHES NOMINAL | | MATERIAL AND LOCATION | IRON SHEAVE OR STEEL SHEAVE | | MAXIMUM LOAD RATING | 5000.0 POUNDS | | MAXIMUM TACKLE DIAMETER ACCOMMODATED | 0.625 INCHES | | SHELL LENGTH | 10.750 INCHES NOMINAL | | SHEAVE BEARING LUBRICATION METHOD | SELF-LUBRICATED | | SHEAVE QUANTITY | 1 | | SHEAVE OUTSIDE DIAMETER | 8.000 INCHES NOMINAL | | SPECIAL FEATURES | BRONZE,SELF-LUBRICATING BUSHING OR PRESSURE FREASE LUBRICATED,BRONZE OR TAPERED ROLLER BEARING,PAINTED OR GALVANIZED FINISH | | STYLE DESIGNATOR | HALF-OVAL PATTERN | | TACKLE ACCOMMODATED TYPE | WIRE ROPE | | TACKLE LOCKING DEVICE | NOT INCLUDED |
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