Helical Gear

Model / MPN: 6578521 | NSN: 3020-00-262-7570

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:

Product Details

NATO Stock Number

3020-00-262-7570

Sold in multiples of

DEMIL

Body Style

Webbed, solid

Spline Quantity

16 both ends

Pitch Diameter

10.5740 inches

Teeth Quantity

Bore Style

Involute spline both ends

Spline Pitch Diameter

3.0000 inches both ends

Hardness Rating

58.0 rockwell c and 65.0 rockwell c

Nominallength

3.313 inches

Teeth Type

Single helix

Tooth Form

Standard

Tooth Direction

Left

Pressure Angle

20.0000 degrees

Helix Angle

24.7839 degrees

Distance Between Body Face And Protruding Hub End

0.781 inches both ends

Face Width

1.750 inches

Bore Diameter

3.052 inches both ends

Hub Style Designator

Plain both ends

Hub Diameter

3.750 inches first end

Hub Diameter

3.750 inches second end

Material

Steel comp 8620h

Material Specification

Ed standard 66, aisi/sae 8620h federal standard 5th material response

Style Designator

Protruding hubs

65785 Series Parts

Pricing and Availability

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6578521 Cross Reference

0E194