3020-00-517-2275 PULLEY,GROOVE Index 3020-00-517-2280 GEAR,SPUR

National Stock Number:
3020-00-517-2279

Federal Supply Class:
3020

National Item Identification Number:
005172279

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:
18634856232LOCKHEED MARTIN CORPORATION


Techincal Specification:
MATERIALCOPPER ALLOY OVERALL
SURFACE TREATMENTCHROMIUM OVERALL
TEETH QUANTITY160
TOOTH FORMSTANDARD
PRESSURE ANGLE14.5000 DEGREES
STYLE DESIGNATORPROTRUDING HUB, RECESSED BODY
PITCH DIAMETER4.4980 INCHES MINIMUM AND
5.0000 INCHES MAXIMUM
NOMINAL OUTSIDE DIAMETER5.060 INCHES
FACE NOMINAL WIDTH0.210 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END1.406 INCHES FIRST END
BODY RECESS NOMINAL DEPTH0.0312 INCHES SECOND END
BORE STYLEW/COUNTERBORE COUNTER BORE, SECOND END
BORE NOMINAL DIAMETER0.625 INCHES COUNTER BORE, SECOND END
COUNTERBORE NOMINAL DEPTH0.0468 INCHES COUNTER BORE, SECOND END
COUNTERBORE NOMINAL DIAMETER1.890 INCHES COUNTER BORE, SECOND END
HUB STYLE DESIGNATORPLAIN FIRST END
HUB NOMINAL DIAMETER1.750 INCHES FIRST END
BODY STYLEWEBBED, WITH LIGHTENING HOLES
ATTACHMENT METHODMOUNTING HOLE
MOUNTING HOLE TYPE AND QUANTITY2 COUNTERBORED AXIALLY THROUGH HUB, FIRST END
MOUNTING HOLE NOMINAL DIAMETER0.144 INCHES AXIALLY THROUGH HUB, FIRST END


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