4310-00-201-8687 CYLINDER HEAD,COMPRESSOR Index 3020-00-201-8690 GEAR,SPUR

National Stock Number:
3020-00-201-8689

Federal Supply Class:
3020

National Item Identification Number:
002018689

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:
C48S18-24Q1429440W. M. BERG INC
GC14-24P323266SECS, INC.
H1-24Q1400141ROLLER BEARING CO OF AMERICA, INC
M48S24P312444DESIGNATRONICS INC PERFECT GEAR AND INSTRUMENT DIV
R21-24P300328DESIGNATRONICS INCORPORATED


Techincal Specification:
ATTACHMENT METHODCLAMP
BODY STYLEPLAIN, SOLID
BORE STYLEPLAIN BOTH ENDS
BORE NOMINAL DIAMETER0.250 INCHES BOTH ENDS
CLAMPING SURFACE NOMINAL LENGTH0.250 INCHES FIRST END
FACE NOMINAL WIDTH0.125 INCHES
HUB NOMINAL DIAMETER0.312 INCHES FIRST END
HUB STYLE DESIGNATORSPLIT FIRST END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,TYPE 303,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.281 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER0.542 INCHES
PITCH DIAMETER0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM
PRECISION CLASSIFICATIONQUALITY NUMBER 14
PRESSURE ANGLE20.0000 DEGREES
STYLE DESIGNATORPROTRUDING HUB
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
TEETH QUANTITY24
TOOTH FORMSTANDARD


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