4730-00-008-3149 COUPLING,TUBE Index 3020-00-008-3153 GEAR,SPUR

National Stock Number:
3020-00-008-3150

Federal Supply Class:
3020

National Item Identification Number:
000083150

Description:
SPROCKET WHEEL

Detail:
A toothed wheel whose teeth or sprockets are designed to be engaged with the links of a pitch chain, track, or the like. It is usually used for transmitting power.


Manufacturer Information:
262406880064NAVAL SHIP SYSTEMS COMMAND
681221561463LANXESS CORPORATION


Techincal Specification:
DISTANCE FROM HUB END TO FLANGE END0.094 INCHES NOMINAL BB END
DISTANCE FROM HUB END TO FLANGE END0.281 INCHES NOMINAL AA END
BOLT CIRCLE DIAMETER7.000 INCHES NOMINAL
BORE DIAMETER3.150 INCHES MINIMUM AND 3.151 INCHES MAXIMUM
BORE TYPESTRAIGHT
BORE LENGTH1.781 INCHES NOMINAL
COUNTERBORE DEPTH0.250 INCHES NOMINAL
COUNTERBORE LOCATIONBB END
COUNTERBORE DIAMETER6.250 INCHES NOMINAL
DESIGN FORMWEBBED
FURNISHED ITEMSCOUNTERBORE
FACE WIDTH2.156 INCHES NOMINAL
HARDNESS RATING TEST METHODNOT RATED
HOLE LOCATIONTHROUGH SPROCKET BODY
HUB OUTSIDE DIAMETER3.781 INCHES NOMINAL AA END
HUB OUTSIDE DIAMETER8.125 INCHES NOMINAL BB END
OUTSIDE DIAMETER10.772 INCHES MINIMUM AND 10.778 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-631, COMP 1010 THRU 1025 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL
PITCH DIAMETER10.822 INCHES NOMINAL
SECURING HOLE QUANTITY6
SECURING LOCATIONAA END
SECURING METHODTHREADED HOLE
SPECIAL FEATURESTHD HOLES EQUALLY SPACED
STYLE DESIGNATORWEBBED OR SPOKED
SURFACE TREATMENTCADMIUM
TEETH QUANTITY PER ROW68
TEETH ROW QUANTITY1
THREAD SIZE5/16-24
TOOTH PITCH0.500 INCHES NOMINAL


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