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National Stock Number:
3940-01-245-7924
Federal Supply Class:
3940
National Item Identification Number:
012457924
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:
| L-45-S | 75535 | THE CROSBY GROUP LLC | | ST51D12-1 | 04236 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| BLOCK TYPE | SNATCH | | CENTER PIN DIAMETER | 1.000 INCHES NOMINAL | | LOAD RATING | 10000.0 POUNDS MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1040 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1040 ASSN STD SINGLE MATERIAL RESPONSE CENTER PIN | | MATERIAL | STEEL COMP 1040 CENTER PIN | | MATERIAL | STEEL SHEAVE | | MATERIAL | STEEL SHELL | | MAXIMUM TACKLE DIAMETER ACCOMMODATED | 0.500 INCHES | | SHEAVE OUTSIDE DIAMETER | 4.130 INCHES NOMINAL | | SHEAVE QUANTITY | 2 | | SHELL LENGTH | 9.890 INCHES NOMINAL | | STYLE DESIGNATOR | PULLEY PATTERN | | TACKLE ACCOMMODATED TYPE | WIRE ROPE |
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