3020-01-298-2685 GEAR,SPUR Index 3020-01-298-2687 GEAR,SPUR

National Stock Number:
3020-01-298-2686

Federal Supply Class:
3020

National Item Identification Number:
012982686

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:
1002912305606GENERAL DYNAMICS-OTS, INC.
1005359605606GENERAL DYNAMICS-OTS, INC.


Techincal Specification:
ATTACHMENT METHODCLAMP
BODY STYLEWEBBED, SOLID
BORE NOMINAL DIAMETER0.874 INCHES BOTH ENDS
BORE STYLEPLAIN BOTH ENDS
FACE NOMINAL WIDTH0.300 INCHES
HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
HUB NOMINAL DIAMETER1.700 INCHES SECOND END
HUB STYLE DESIGNATORPLAIN SECOND END
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A322 ASSN STD 1ST MATERIAL RESPONSE OR ASTM-A331 ASSN STD 2ND MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4130 OR STEEL COMP 4140 OVERALL
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.335 INCHES SECOND END
NOMINAL OUTSIDE DIAMETER3.898 INCHES
NOMINAL OVERALL LENGTH0.635 INCHES
PITCH DIAMETER3.6667 INCHES NOMINAL
PRECISION CLASSIFICATIONQUALITY NUMBER 8
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORONE PROTRUDING HUB, ONE FLUSH HUB
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPHOSPHATE OVERALL
TEETH QUANTITY44
TOOTH FORMSTANDARD


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