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National Stock Number:
3940-01-210-1794
Federal Supply Class:
3940
National Item Identification Number:
012101794
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:
| XS-100-B | 81990 | SHERMAN + REILLY, INC. |
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Techincal Specification:
| ANTITOPPLING DEVICE | INCLUDED | | BEARING TYPE | BALL | | BLOCK TYPE | REGULAR | | COUNTERBALANCE LOCATION | SUSPENDED FROM BLOCK | | LOAD RATING | 2500.0 POUNDS MAXIMUM | | MATERIAL | STEEL SHEAVE | | MAXIMUM TACKLE DIAMETER ACCOMMODATED | 3.000 INCHES | | SHELL LENGTH | 15.812 INCHES NOMINAL | | SHEAVE BEARING LUBRICATION METHOD | SELF-LUBRICATED | | SHEAVE OUTSIDE DIAMETER | 7.000 INCHES NOMINAL | | SHEAVE QUANTITY | 1 | | SPECIAL FEATURES | STRINGING BLOCK WITH ADJUSTABLE CROSSARM BRACKET,POSITIVE LOCKING SPRING LOADED HEAD PIN ASSEMBLY WITH LARGE LOOP,FRAME,SHEAVE AND CROSSARM BRACKET BASE PERMANENT MOLD CASTINGS OF 356 ALLOY WITH T-6 HEAT TREATED,HEIGHT ABOVE CROSSARM 9.312 IN. ITEM WITH SOCKET CONNECTOR,NEOPRENE LINED SHEAVE | | WEIGHT | 12.5 POUNDS | | STYLE DESIGNATOR | PULLEY PATTERN | | SURFACE TREATMENT | ZINC OVERALL | | TACKLE ACCOMMODATED TYPE | WIRE ROPE | | TACKLE LOCKING DEVICE | INCLUDED |
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