3020-00-389-3683 GEAR,SPUR Index 3020-00-389-3685 GEAR,SPUR

National Stock Number:
3020-00-389-3684

Federal Supply Class:
3020

National Item Identification Number:
003893684

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:
113910210001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
ATTACHMENT METHODMOUNTING HOLE
BACKLASH DESIGNATIONGRADE E
BODY STYLEPLAIN, SOLID
BORE NOMINAL DIAMETER0.250 INCHES COUNTER BORE, SECOND END
BORE STYLEW/COUNTERBORE COUNTER BORE, SECOND END
COUNTERBORE NOMINAL DEPTH0.161 INCHES COUNTER BORE, SECOND END
COUNTERBORE NOMINAL DIAMETER1.750 INCHES COUNTER BORE, SECOND END
FACE NOMINAL WIDTH0.187 INCHES
HUB STYLE DESIGNATORTHREADED FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-750,COMP A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY OVERALL
MOUNTING HOLE TYPE AND QUANTITY6 PLAIN AXIALLY THROUGH HUB, FIRST END
MOUNTING HOLE NOMINAL DIAMETER0.250 INCHES AXIALLY THROUGH HUB, FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.595 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER2.3745 INCHES
PITCH DIAMETER2.3110 INCHES MINIMUM AND 2.3125 INCHES MAXIMUM
PRECISION CLASSIFICATIONQUALITY NUMBER 12
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORPROTRUDING HUB
TEETH QUANTITY74
TOOTH FORMSTANDARD


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