3040-00-706-0638 COLLAR,SHAFT Index 3020-00-706-0640 GEAR,HELICAL

National Stock Number:
3020-00-706-0639

Federal Supply Class:
3020

National Item Identification Number:
007060639

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:
15988657712TELEMECHANICS INC
15988664959AMERICAN TELEPHONE AND TELEGRAPH CO


Techincal Specification:
ATTACHMENT METHODMOUNTING HOLE
BODY RECESS NOMINAL DEPTH0.031 INCHES FIRST END
BODY RECESS NOMINAL DEPTH0.125 INCHES SECOND END
BODY STYLEWEBBED, OFFSET, SOLID
BOLT HOLE CIRCLE NOMINAL DIAMETER1.062 INCHES AXIALLY THROUGH BODY, FIRST END
BORE STYLEPLAIN BOTH ENDS
BORE NOMINAL DIAMETER0.6875 INCHES BOTH ENDS
FACE NOMINAL WIDTH0.250 INCHES
HELIX ANGLE22.5000 DEGREES
MATERIALPLASTIC PHENOLIC OVERALL
MOUNTING HOLE NOMINAL DIAMETER0.150 INCHES AXIALLY THROUGH BODY, FIRST END
MOUNTING HOLE TYPE AND QUANTITY1 PLAIN AXIALLY THROUGH BODY, FIRST END
NOMINAL OUTSIDE DIAMETER1.8125 INCHES
PITCH DIAMETER1.7500 INCHES NOMINAL
PRESSURE ANGLE0.3333 DEGREES
SPECIAL FEATURESMTG HOLES 180 DEG APART
STYLE DESIGNATORHUBLESS, RECESSED BODY
TEETH QUANTITY49
TEETH TYPESINGLE HELIX
TOOTH FORMSTANDARD
TOOTH DIRECTIONLEFT


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