3020-00-073-9941 GEAR,BEVEL Index 4820-00-073-9943 VALVE,BALL

National Stock Number:
3020-00-073-9942

Federal Supply Class:
3020

National Item Identification Number:
000739942

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:
821265024617GENERAL MOTORS CORP
821265039VG9PROGRESS RAIL LOCOMOTIVE INC.
821265072915GENERAL MOTORS CORP ELECTRO-MOTIVE DIV


Techincal Specification:
MATERIALSTEEL COMP 1141 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE AND
AISI/SAE 1141 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING24.0 ROCKWELL C MINIMUM AND
29.0 ROCKWELL C MAXIMUM OVERALL
TEETH QUANTITY21
TEETH TYPESTRAIGHT
PRESSURE ANGLE17.5000 DEGREES
PITCH ANGLE32.4667 DEGREES
STYLE DESIGNATORPERIPHERAL FACE, HUBLESS
PITCH DIAMETER2.1000 INCHES NOMINAL
NOMINAL OUTSIDE DIAMETER2.269 INCHES
FACE NOMINAL WIDTH0.625 INCHES
BORE STYLEW/ KEYWAY BOTH ENDS
BORE NOMINAL DIAMETER0.751 INCHES BOTH ENDS
KEYWAY NOMINAL WIDTH0.127 INCHES BOTH ENDS
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM0.441 INCHES BOTH ENDS
BODY STYLEPLAIN, SOLID


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