4820-00-008-3117 VALVE,EXPANSION Index 4820-00-008-3125 VALVE ASSEMBLY

National Stock Number:
3020-00-008-3119

Federal Supply Class:
3020

National Item Identification Number:
000083119

Description:
GEAR,WORM WHEEL

Detail:
A GEAR, CYLINDRICAL IN FORM, WITH SPIRAL TEETH DESIGNED TO MESH WITH THE THREAD FORMS OF A GEAR (1), WORM. SEE ALSO GEAR, ANTIBACKLASH, WORM WHEEL.


Manufacturer Information:
387711-100752L3HARRIS TECHNOLOGIES, INC.
W64B13F4829440W. M. BERG INC


Techincal Specification:
MATERIALCOPPER ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-994 NAVAL BRASS MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
TEETH QUANTITY48
TOOTH DIRECTIONRIGHT
FACE TYPECONCAVE
THROAT NOMINAL RADIUS0.234 INCHES
MATING THREAD LEAD QUANTITY4
PRESSURE ANGLE14.5000 DEGREES
HELIX ANGLE7.1833 DEGREES
STYLE DESIGNATORPROTRUDING HUB
PITCH DIAMETER0.7500 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER0.797 INCHES
FACE NOMINAL WIDTH0.188 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.220 INCHES FIRST END
BORE STYLEPLAIN BOTH ENDS
BORE NOMINAL DIAMETER0.125 INCHES BOTH ENDS
HUB STYLE DESIGNATORPINNED FIRST END
HUB NOMINAL DIAMETER0.313 INCHES FIRST END
BODY STYLEPLAIN, SOLID
ATTACHMENT METHODMOUNTING HOLE
MOUNTING HOLE TYPE AND QUANTITY1 THREADED TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE THREAD SERIES DESIGNATORUNC TRANSVERSELY THROUGH HUB, FIRST END
MOUNTING HOLE NOMINAL THREAD SIZE0.086 INCHES TRANSVERSELY THROUGH HUB, FIRST END


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