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National Stock Number:
3020-01-272-8678
Federal Supply Class:
3020
National Item Identification Number:
012728678
Description:
PULLEY,GROOVE
Detail:
A pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see BLOCK, TACKLE. For items specifically designed for aviation, see PULLEY(1), GROOVE, AVIATION.
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Manufacturer Information:
| BK70 | 71176 | EMERSON ELECTRIC CO BROWNING MFG DIV |
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Techincal Specification:
| STYLE DESIGNATOR | WEBBED OR SPOKED | | OUTSIDE DIAMETER | 6.750 INCHES NOMINAL | | OVERALL LENGTH | 1.531 INCHES NOMINAL | | PITCH DIAMETER | 6.000 INCHES NOMINAL AND | | 6.400 INCHES NOMINAL | | FACE WIDTH | 0.875 INCHES NOMINAL | | HUB END OUTSIDE DIAMETER AND LOCATION | 2.375 INCHES NOMINAL AA END | | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.656 INCHES NOMINAL AA END AND | | 0.062 INCHES NOMINAL BB END | | DESIGN FORM | SPOKED | | WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | NOT OFFSET | | LIGHTENING HOLE | NOT INCLUDED | | INTEGRAL COOLING VANE | NOT INCLUDED | | MATERIAL AND LOCATION | IRON, CAST OVERALL | | GROOVE SHAPE | V | | GROOVE QUANTITY | 1 | | GROOVE WIDTH | 0.656 INCHES NOMINAL | | STANDARD V-BELT SECTION DESIGNATION FOR WHICH DESIGNED | 4L AND | | 5L AND | | A AND | | B | | BORE FEATURE | INCLUDED | | BEARINGS | NOT INCLUDED | | BORE TYPE | STRAIGHT | | BORE DIAMETER | 0.500 INCHES MINIMUM AND | | 1.438 INCHES MAXIMUM | | BORE LENGTH | 1.469 INCHES NOMINAL | | COUNTERBORE FEATURE | NOT INCLUDED | | KEYING FACILITY | INCLUDED | | KEYING FACILITY TYPE | INTEGRAL KEY | | QUANTITY | 1 | | SPLIT HUB FEATURE | NOT INCLUDED | | SECURING METHOD | SETSCREW | | SECURING LOCATION | AA END | | SPECIAL FEATURES | PART NO. BK70 IS AVAILABLE IN BORE SIZES 0.5000; 0.625; 0.750: 0.938; 1.000; 1.188; 1.250 AND 1.438 WITH VARYING KEYSEAT DIMENSIONS DEPENDING ON BORE SIZE; BUSHINGS ARE AVAILABLE FOR ODD BORE SIZES |
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