3020-01-292-8618 GEAR,WORM Index 3020-01-292-8620 GEAR SECTOR,WORM WHEEL

National Stock Number:
3020-01-292-8619

Federal Supply Class:
3020

National Item Identification Number:
012928619

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:
2904770-13B150RAYTHEON COMPANY
2904770-149956RAYTHEON COMPANY
KBB-B9-10MTR9NORDEX, INCORPORATED
DQ11C3029964ALLIED DEVICES CORP DBA ABSOLUTE PRECISION CO
2904770-154X10RAYTHEON COMPANY
KBB-B9-156262NORDEX INC
Q11-2400141ROLLER BEARING CO OF AMERICA, INC
W5-1900328DESIGNATRONICS INCORPORATED
WGP5-1923266SECS, INC.
W48B29-F3029440W. M. BERG INC


Techincal Specification:
BODY STYLEPLAIN, SOLID
BORE NOMINAL DIAMETER0.250 INCHES BOTH ENDS
BORE STYLEPLAIN BOTH ENDS
FACE NOMINAL WIDTH0.188 INCHES
FACE TYPECONCAVE
HELIX ANGLE14.0333 DEGREES
HUB STYLE DESIGNATORPINNED FIRST END
HUB NOMINAL DIAMETER0.500 INCHES FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-637,COMP 1 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY OVERALL
MATING THREAD LEAD QUANTITY4
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.220 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER0.666 INCHES
PITCH DIAMETER0.6240 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM
PRESSURE ANGLE25.0000 DEGREES
STYLE DESIGNATORPROTRUDING HUB
TEETH QUANTITY30
THROAT NOMINAL RADIUS0.333 INCHES
TOOTH DIRECTIONRIGHT


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