3020-00-849-3252 GEAR,HELICAL Index 2910-00-849-3254 RACK,REGULATOR,FUEL

National Stock Number:
3020-00-849-3253

Federal Supply Class:
3020

National Item Identification Number:
008493253

Description:
GEAR,HELICAL

Detail:
A GEAR, CYLINDRICAL IN FORM, WITH TEETH ON THE OUTER SURFACE AT AN ANGLE TO THE AXIS OF THE GEAR. SEE ALSO GEAR, ANTIBACKLASH, HELICAL:


Manufacturer Information:
0461D003254497MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP AERO AND NAVAL SYSTEMS
AD2-4000141ROLLER BEARING CO OF AMERICA, INC
HG8223266SECS, INC.


Techincal Specification:
III MATERIALALUMINUM ALLOY 2024 OVERALL
PITCH DIAMETER1.1774 INCHES MINIMUM AND 1.1784 INCHES MAXIMUM
PRESSURE ANGLE20.0000 DEGREES
PROPRIETARY CHARACTERISTICSPACS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.250 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER1.219 INCHES
STYLE DESIGNATORPROTRUDING HUB
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
TEETH QUANTITY40
TEETH TYPESINGLE HELIX
TOOTH DIRECTIONLEFT
TOOTH FORMSTANDARD
BODY STYLEPLAIN, SOLID
BORE STYLEPLAIN BOTH ENDS
BORE NOMINAL DIAMETER0.250 INCHES BOTH ENDS
FACE NOMINAL WIDTH0.187 INCHES
HELIX ANGLE45.0000 DEGREES
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
HUB NOMINAL DIAMETER0.500 INCHES FIRST END
HUB STYLE DESIGNATORPINNED FIRST END


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