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National Stock Number:
3940-00-246-8841
Federal Supply Class:
3940
National Item Identification Number:
002468841
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:
| GG-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:
| ANTITOPPLING DEVICE | NOT INCLUDEDNOT INCLUDED | | ATTACHMENT STYLE | DRILLED SWIVEL EYE AND SHACKLEDRILLED SWIVEL EYE AND SHACKLE | | BEARING TYPE | PLAINPLAIN | | BECKET QUANTITY | 11 | | BECKET TYPE | THIMBLETHIMBLE | | BLOCK TYPE | REGULARREGULAR | | LOAD RATING | 10000.0 POUNDS MAXIMUM10000.0 POUNDS MAXIMUM | | MATERIAL | COPPER ALLOY BEARINGCOPPER ALLOY BEARING | | MATERIAL | STEEL CENTER PINSTEEL CENTER PIN | | MATERIAL | STEEL SHEAVESTEEL SHEAVE | | MATERIAL | STEEL SHELLSTEEL SHELL | | MAXIMUM TACKLE DIAMETER ACCOMMODATED | 0.875 INCHES0.875 INCHES | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 2 TYPE AND B GRADE AND B GRADE AND 2 STYLE2 STYLE | | SHEAVE BEARING LUBRICATION METHOD | SELF-LUBRICATEDSELF-LUBRICATED | | SHEAVE OUTSIDE DIAMETER | 12.000 INCHES NOMINAL12.000 INCHES NOMINAL | | SHEAVE QUANTITY | 22 | | STYLE DESIGNATOR | DIAMOND PATTERNDIAMOND PATTERN | | SURFACE TREATMENT | ZINC OVERALLZINC OVERALL | | TACKLE ACCOMMODATED TYPE | WIRE ROPEWIRE ROPE | | TACKLE LOCKING DEVICE | NOT INCLUDEDNOT INCLUDED |
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