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National Stock Number:
3940-00-792-9881
Federal Supply Class:
3940
National Item Identification Number:
007929881
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:
| 8379923 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | BML9780E | 95975 | ULVEN MACHINERY CO, INC |
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Techincal Specification:
| STYLE DESIGNATOR | OVAL PATTERN | | SHELL LENGTH | 9.000 INCHES NOMINAL | | SHEAVE OUTSIDE DIAMETER | 7.750 INCHES NOMINAL | | CENTER PIN DIAMETER | 2.000 INCHES NOMINAL | | BLOCK TYPE | REGULAR | | MATERIAL AND LOCATION | STEEL OVERALL | | SURFACE TREATMENT AND LOCATION | PAINTED OVERALL | | SHEAVE QUANTITY | 2 | | BEARING TYPE | ROLLER | | 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 | DRILLED SWIVEL EYE AND SHACKLE | | MAXIMUM LOAD RATING | 50000.0 POUNDS | | SPECIAL FEATURES | OLIVE DRAB COLOR |
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