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National Stock Number:
3940-01-338-5864
Federal Supply Class:
3940
National Item Identification Number:
013385864
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:
| 6609842 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 6609842ITEM15 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 8911-247-20 | 76257 | CROSBY GROUP INC THE MCKISSICK PLANT DIV |
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Techincal Specification:
| ATTACHMENT STYLE | OBLONG SWIVEL EYE | | BECKET TYPE | SWIVEL EYE | | BLOCK TYPE | REGULAR | | CRITICALITY CODE JUSTIFICATION | FEAT | | SPECIAL FEATURES | 18 IN. DOUBLE BLOCK WITH BECKET,1-3/4 IN. UPSET SHACKLE,GROOVED 3/4 IN. FOR WIRE ROPE | | SHEAVE BEARING LUBRICATION METHOD | PRESSURE GREASE FITTING | | TACKLE ACCOMMODATED TYPE | WIRE ROPE |
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