3020-00-517-2910 GEAR,HELICAL Index 5306-00-517-2919 BOLT,EYE

National Stock Number:
3020-00-517-2912

Federal Supply Class:
3020

National Item Identification Number:
005172912

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:
31540121444REXNORD INDUSTRIES LLC
NH6264BPC740BR59SIEMENS GOVERNMENT TECHNOLOGIES, INC.
NH6264BPC7482328DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND GENERATOR CO A JOINT VENTURE
NH6264BPC74830Q4CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
NH6264BPC748FGX3CURTISS-WRIGHT ELECTRO-MECHANICAL CORP
NH6424PC740BR59SIEMENS GOVERNMENT TECHNOLOGIES, INC.
NH6424PC7482328DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND GENERATOR CO A JOINT VENTURE


Techincal Specification:
BODY STYLEPLAIN, SOLID
BORE STYLETAPERED W/KEYWAY BOTH ENDS
COUNTERBORE NOMINAL DIAMETER2.1880 INCHES SECOND END
FACE NOMINAL WIDTH1.250 INCHES
FEATURES PROVIDEDTAPERED KEYWAY
HARDNESS RATING335.0 BRINELL STANDARD MINIMUM AND 375.0 BRINELL STANDARD MAXIMUM OVERALL
HELIX ANGLE30.0483 DEGREES
HUB NOMINAL DIAMETER2.250 INCHES FIRST END
HUB STYLE DESIGNATORPLAIN FIRST END
KEYWAY NOMINAL WIDTH0.3130 INCHES BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-890,ALLOY NO. 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM0.8732 INCHES FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.281 INCHES FIRST END
NOMINAL OUTSIDE DIAMETER2.8940 INCHES
PITCH DIAMETER2.7220 INCHES NOMINAL
PRESSURE ANGLE14.5000 DEGREES
SPECIAL FEATURESSECOND END COUNTEBORED; 2.1880 IN. DIA; 0.3750 IN. DP
STYLE DESIGNATORPROTRUDING HUB
TAPER MAJOR NOMINAL DIAMETER1.3700 INCHES FIRST END
TEETH QUANTITY27
TEETH TYPESINGLE HELIX
TOOTH FORMSTANDARD
TOOTH DIRECTIONRIGHT


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