3020-00-821-1070 GEAR,SPUR Index 3020-00-821-1072 GEAR,SPUR

National Stock Number:
3020-00-821-1071

Federal Supply Class:
3020

National Item Identification Number:
008211071

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:
901089518876U S ARMY AVIATION AND MISSILE COMMAND


Techincal Specification:
ATTACHMENT METHODCLAMP
BODY STYLEPLAIN, SOLID
BORE NOMINAL DIAMETER0.250 INCHES BOTH ENDS
BORE STYLEPLAIN BOTH ENDS
CLAMPING SURFACE NOMINAL LENGTH0.187 INCHES FIRST END
FACE NOMINAL WIDTH0.187 INCHES
HUB STYLE DESIGNATORSPLIT FIRST END
HUB NOMINAL DIAMETER0.312 INCHES FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,TYPE 416 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 416 OVERALL
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.251 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER1.185 INCHES
NOMINAL OVERALL LENGTH0.438 INCHES
PITCH DIAMETER1.1458 INCHES NOMINAL
PRECISION CLASSIFICATIONQUALITY NUMBER 12
PRESSURE ANGLE14.5000 DEGREES
STYLE DESIGNATORPROTRUDING HUB
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171,FINISH NO. 5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
TEETH QUANTITY55
TOOTH FORMSTANDARD


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