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National Stock Number:
3940-01-067-8629
Federal Supply Class:
3940
National Item Identification Number:
010678629
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:
| 8001862 | 76257 | CROSBY GROUP INC THE MCKISSICK PLANT DIV | | SB-559 | 75535 | THE CROSBY GROUP LLC | | SB-559 | 76257 | CROSBY GROUP INC THE MCKISSICK PLANT DIV |
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Techincal Specification:
| STYLE DESIGNATOR | OVAL PATTERN WITH ROPE GUARDS | | SHELL LENGTH | 13.750 INCHES NOMINAL | | SHEAVE OUTSIDE DIAMETER | 10.000 INCHES NOMINAL | | CENTER PIN DIAMETER | 1.500 INCHES NOMINAL | | BLOCK TYPE | SNATCH | | LOCKING STYLE | SAFETY LOCKING | | MATERIAL AND LOCATION | STEEL AISI 8620 CENTER PIN | | STEEL, FED STD 66, AISI/SAE 1040 SHEAVE | | STEEL SAE 4140 SHELL | | SURFACE TREATMENT AND LOCATION | CADMIUM PLATED QQ-P-416 CLASS 1 TYPE 1 SHEAVE | | CADMIUM PLATED QQ-P-416 CLASS 1 TYPE 1 SHELL | | SHEAVE QUANTITY | 1 | | BEARING TYPE | ROLLER | | SHEAVE BEARING LUBRICATION METHOD | PRESSURE GREASE FITTING | | TACKLE ACCOMMODATED TYPE | WIRE ROPE | | MAXIMUM TACKLE DIAMETER ACCOMMODATED | 1.500 INCHES | | TACKLE LOCKING DEVICE | INCLUDED | | BECKET TYPE | SWIVEL EYE | | BECKET QUANTITY | 1 | | ANTITOPPLING DEVICE | INCLUDED | | ATTACHMENT STYLE | FLATTED LOOSE SWIVEL SAFETY SNAP HOOK | | MAXIMUM LOAD RATING | 30000.0 POUNDS |
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