3020-01-230-1979 GEAR,SPUR Index 3040-01-230-1981 GEARSHAFT,MULTIPLE GEARS

National Stock Number:
3020-01-230-1980

Federal Supply Class:
3020

National Item Identification Number:
012301980

Description:
GEAR,SPUR

Detail:
A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also GEAR, ANTIBACKLASH, SPUR. For bulk material, see ROD, PINION.


Manufacturer Information:
117D226205606GENERAL DYNAMICS-OTS, INC.
117D2262-205606GENERAL DYNAMICS-OTS, INC.


Techincal Specification:
BODY STYLEWEBBED, SOLID
BORE NOMINAL DIAMETER0.500 INCHES FIRST END
BORE STYLEPLAIN FIRST END
FACE NOMINAL WIDTH0.430 INCHES
HARDNESS RATING33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
HUB STYLE DESIGNATORPLAIN FIRST END
HUB NOMINAL DIAMETER0.710 INCHES FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A322 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM-A331 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP XM-12 OVERALL
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.155 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER2.318 INCHES
PITCH DIAMETER2.2500 INCHES NOMINAL
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORONE PROTRUDING HUB, ONE FLUSH HUB
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171 MIL STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
TEETH QUANTITY54


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