3020-00-816-8210 GEAR,SPUR Index 3020-00-816-8212 GEAR,SPUR

National Stock Number:
3020-00-816-8211

Federal Supply Class:
3020

National Item Identification Number:
008168211

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:
7210440P103538LOCKHEED MARTIN CORPORATION


Techincal Specification:
ATTACHMENT METHODCLAMP
BACKLASH DESIGNATIONGRADE C
BODY STYLEPLAIN, SOLID
BORE NOMINAL DIAMETER0.125 INCHES BOTH ENDS
BORE STYLEPLAIN BOTH ENDS
CLAMPING SURFACE NOMINAL LENGTH0.250 INCHES FIRST END
FACE NOMINAL WIDTH0.120 INCHES
HUB STYLE DESIGNATORPLAIN SECOND END
HUB STYLE DESIGNATORSPLIT FIRST END
HUB NOMINAL DIAMETER0.155 INCHES SECOND END
HUB NOMINAL DIAMETER0.183 INCHES FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 2024 OVERALL
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.015 INCHES SECOND END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.250 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER1.155 INCHES
PITCH DIAMETER1.1240 INCHES MINIMUM AND 1.1250 INCHES MAXIMUM
PRECISION CLASSIFICATIONQUALITY NUMBER 10 OR QUALITY NUMBER 11
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORPROTRUDING HUBS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
TEETH QUANTITY72
TOOTH FORMSTANDARD


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