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National Stock Number:
3940-00-268-9190
Federal Supply Class:
3940
National Item Identification Number:
002689190
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:
| B372 | 78998 | ANVIL INDUSTRIES INC CLEVELAND CITY FORGE | | GGG-B-500 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | GGGB500 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| BLOCK TYPE | SNATCH | | LOCKING STYLE | SAFETY LOCKING | | MATERIAL AND LOCATION | BRONZE BEARING | | STEEL CENTER PIN | | STEEL SHEAVE | | STEEL SHELL | | SURFACE TREATMENT AND LOCATION | ZINC, ELECTROLYTIC OVERALL | | SHEAVE QUANTITY | 1 | | BEARING TYPE | PLAIN | | SHEAVE BEARING LUBRICATION METHOD | SELF-LUBRICATED | | TACKLE ACCOMMODATED TYPE | WIRE ROPE | | MAXIMUM TACKLE DIAMETER ACCOMMODATED | 0.750 INCHES | | TACKLE LOCKING DEVICE | NOT INCLUDED | | ANTITOPPLING DEVICE | NOT INCLUDED | | ATTACHMENT STYLE | FLATTED STIFF SWIVEL HOOK | | MAXIMUM LOAD RATING | 8000.0 POUNDS | | NONDEFINITIVE SPEC/STD DATA | 1 TYPE | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81348 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | GGG-B-500 |
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