Product Details | HELICAL GEAR

3020-00-706-7529 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

Part Alternates: 7076529, 3020-00-706-7529, 00-706-7529, 3020007067529, 007067529

Mechanical Power Transmission Equipment | Gears, Pulleys, Sprockets, and Transmission Chain

Supply Group (FSG) NSN Assign. NIIN
30 00-706-7529

Drawings & Photos | NSN 3020-00-706-7529


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Technical Data | NSN 3020-00-706-7529

Characteristic Specifications
MATERIAL STEEL COMP 4617 AND STEEL COMP 4620 AND STEEL COMP 4812 AND STEEL COMP 4815 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-624,COMP 4617,4620,4812,4815 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT COPPER OVERALL
HARDNESS RATING 25.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM HUB 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM TEETH
TEETH QUANTITY 74
TEETH TYPE SINGLE HELIX
TOOTH FORM STANDARD
PRESSURE ANGLE 20.0000 DEGREES
HELIX ANGLE 29.8833 DEGREES
STYLE DESIGNATOR 1 HUBLESS
PITCH DIAMETER 18.5000 INCHES NOMINAL
NOMINAL OVERALL LENGTH 6.313 INCHES
NOMINAL OUTSIDE DIAMETER 18.751 INCHES
FACE NOMINAL WIDTH 4.250 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END 2.063 INCHES FIRST END
NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END 1.313 INCHES SECOND END
BORE STYLE 6 INVOLUTE SPLINE BOTH ENDS
BORE NOMINAL DIAMETER 3.780 INCHES BOTH ENDS
SPLINE QUANTITY 16 BOTH ENDS
SPLINE PITCH DIAMETER 3.5240 INCHES NOMINAL BOTH ENDS
HUB STYLE DESIGNATOR 4A 1 STEP FIRST END 1 PLAIN SECOND END
HUB NOMINAL DIAMETER 5.250 INCHES SECOND END
END NOMINAL LENGTH 0.875 INCHES FIRST END
END NOMINAL DIAMETER 5.062 INCHES FIRST END
FIRST STEP NOMINAL LENGTH 2.375 INCHES FIRST END
FIRST STEP NOMINAL DIAMETER 5.118 INCHES FIRST END
SECOND STEP NOMINAL DIAMETER 6.000 INCHES FIRST END
BODY STYLE 3B WEBBED, OFFSET, SOLID

Restrictions/Controls & Freight Information | NSN 3020-00-706-7529

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information