3020-01-045-6270 GEAR,HELICAL Index 3020-01-045-6272 GEARSECTOR,SPUR

National Stock Number:
3020-01-045-6271

Federal Supply Class:
3020

National Item Identification Number:
010456271

Description:
GEAR,WORM

Detail:
A GEAR WITH TEETH ON ITS OUTER SURFACE IN THE FORM OF HELICAL THREADS.


Manufacturer Information:
023000141ROLLER BEARING CO OF AMERICA, INC
64371258022R F PRODUCTS, INC
Q0001000141ROLLER BEARING CO OF AMERICA, INC


Techincal Specification:
END NOMINAL DIAMETER0.125 INCHES BOTH ENDS
END NOMINAL LENGTH0.250 INCHES SECOND END
END NOMINAL LENGTH0.688 INCHES FIRST END
FACE NOMINAL WIDTH0.750 INCHES
FACE TYPESTRAIGHT
FIRST STEP NOMINAL DIAMETER0.188 INCHES BOTH ENDS
FIRST STEP NOMINAL LENGTH0.250 INCHES SECOND END
FIRST STEP NOMINAL LENGTH0.375 INCHES FIRST END
HELIX ANGLE1.7831 DEGREES
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
HUB STYLE DESIGNATOR1 STEP BOTH ENDS
III MATERIALSTEEL COMP 303 OVERALL
PITCH DIAMETER0.4990 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM
PRESSURE ANGLE14.5000 DEGREES
PROPRIETARY CHARACTERISTICSPACS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.500 INCHES SECOND END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END1.062 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER0.531 INCHES
STYLE DESIGNATORPROTRUDING HUBS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD FORM DIRECTIONRIGHT-HAND
THREAD FORM QUANTITY1


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