3020-01-355-9109 GEAR,SPUR Index 3020-01-355-9111 GEAR,WORM WHEEL

National Stock Number:
3020-01-355-9110

Federal Supply Class:
3020

National Item Identification Number:
013559110

Description:
GEAR,WORM

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


Manufacturer Information:
1173792319200US ARMY ARDEC RDECOM


Techincal Specification:
MATERIALSTEEL COMP 303S OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,CLASS 303S,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
FACE TYPESTRAIGHT
THREAD FORM QUANTITY20
THREAD FORM DIRECTIONRIGHT-HAND
PRESSURE ANGLE20.0000 DEGREES
HELIX ANGLE1.7830 DEGREES
STYLE DESIGNATORPROTRUDING HUB
PITCH DIAMETER0.5000 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER0.530 INCHES
FACE NOMINAL WIDTH0.750 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.220 INCHES FIRST END
BORE STYLEPLAIN BOTH ENDS
BORE NOMINAL DIAMETER0.187 INCHES BOTH ENDS
HUB STYLE DESIGNATORPLAIN FIRST END
HUB NOMINAL DIAMETER0.375 INCHES FIRST END


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