1660-00-618-3508 REGULATOR,AIR PRESSURE,AIRCRAFT Index 3020-00-618-3512 GEAR,HELICAL

National Stock Number:
3020-00-618-3511

Federal Supply Class:
3020

National Item Identification Number:
006183511

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:
SG3711PC5916712SIEMENS ENERGY, INC.
SG3711PC5959180CIRCOR PUMPS NORTH AMERICA LLC
W416BS5X115330IMO INDUSTRIES INC DELROYD WORM GEAR DIV
W416BS5X116712SIEMENS ENERGY, INC.


Techincal Specification:
BODY STYLEWEBBED, SOLID
BORE NOMINAL DIAMETER1.000 INCHES BOTH ENDS
BORE STYLEW/ KEYWAY BOTH ENDS
FACE NOMINAL WIDTH0.500 INCHES
HELIX ANGLE37.3999 DEGREES
HUB STYLE DESIGNATORPLAIN BOTH ENDS
HUB NOMINAL DIAMETER1.750 INCHES BOTH ENDS
KEYWAY NOMINAL WIDTH0.188 INCHES BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-890,CL AN MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.094 INCHES SECOND END
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END0.375 INCHES FIRST END
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM0.598 INCHES BOTH ENDS
NOMINAL OUTSIDE DIAMETER5.0527 INCHES
PITCH DIAMETER4.9527 INCHES NOMINAL
PRESSURE ANGLE15.0000 DEGREES
STYLE DESIGNATORPROTRUDING HUBS
TEETH QUANTITY74
TEETH TYPESINGLE HELIX
TOOTH DIRECTIONRIGHT
TOOTH FORMSPECIAL


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