3020-01-322-0011 GEAR CLUSTER Index 3020-01-322-0013 GEAR,SPUR

National Stock Number:
3020-01-322-0012

Federal Supply Class:
3020

National Item Identification Number:
013220012

Description:
GEAR,BEVEL

Detail:
A gear in the form of a frustum of a cone, with straight, skewed, or curved teeth, cut on the external face. See also GEAR, ANTIBACKLASH, BEVEL.


Manufacturer Information:
554421305606GENERAL DYNAMICS-OTS, INC.
554421353711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
BODY STYLEPLAIN, SOLID
BORE STYLEINVOLUTE SPLINE BOTH ENDS
FACE NOMINAL WIDTH0.492 INCHES
HARDNESS RATING33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
HUB NOMINAL DIAMETER1.120 INCHES SECOND END
HUB STYLE DESIGNATORPLAIN SECOND END
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5659 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5862 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP XM-12 OVERALL
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.340 INCHES SECOND END
NOMINAL OVERALL LENGTH0.885 INCHES
NOMINAL OUTSIDE DIAMETER3.034 INCHES
PITCH ANGLE66.0375 DEGREES
PITCH DIAMETER3.0000 INCHES NOMINAL
PRESSURE ANGLE20.0000 DEGREES
SPLINE PITCH DIAMETER0.7188 INCHES NOMINAL BOTH ENDS
SPLINE QUANTITY23 BOTH ENDS
STYLE DESIGNATORSIDE FACE, BACK HUB PROTRUDING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171,FINISH NO. 5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
TEETH QUANTITY45
TEETH TYPESTRAIGHT


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