3020-00-057-3107 GEAR,SPUR Index 4820-00-057-3109 SEAT,VALVE

National Stock Number:
3020-00-057-3108

Federal Supply Class:
3020

National Item Identification Number:
000573108

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:
10132411-1018876U S ARMY AVIATION AND MISSILE COMMAND


Techincal Specification:
MATERIALALUMINUM ALLOY 2024 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
TEETH QUANTITY105
TOOTH FORMSTANDARD
PRESSURE ANGLE20.0000 DEGREES
PRECISION CLASSIFICATIONQUALITY NUMBER 12
STYLE DESIGNATORPROTRUDING HUB
PITCH DIAMETER1.3125 INCHES NOMINAL
NOMINAL OVERALL LENGTH0.406 INCHES
FACE NOMINAL WIDTH0.125 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.281 INCHES FIRST END
BORE NOMINAL DIAMETER0.250 INCHES BOTH ENDS
BODY STYLEPLAIN, SOLID
THE MANUFACTURERS DATA
MANUFACTURERS CODE18876
DESIGN CONTROL REFERENCE10132411-10


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