Spur Gear

Model / MPN: 49709-1 | NSN: 3020-00-253-3489

A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also gear, antibacklash, spur. For bulk material, see rod, pinion.

Product Details

NATO Stock Number

3020-00-253-3489

Sold in multiples of

1 EA

DEMIL

Body Style

Plain, solid

Pitch Diameter

Between 3.9365 inches and 3.9375 inches

Teeth Quantity

Bore Style

10b w/ 2 keyways both ends

Bore Style

W/ 2 keyways both ends

Hardness Rating

32.0 rockwell c hub and 38.0 rockwell c hub

Hardness Rating

32.0 rockwell c teeth and 38.0 rockwell c teeth

Hardness Rating

32.0 rockwell c and 38.0 rockwell c hub

Hardness Rating

32.0 rockwell c and 38.0 rockwell c teeth

Outside Diameter

4.059 inches

Nominallength

0.249 inches

Tooth Form

Standard

Pressure Angle

20.0000 degrees

Distance Between Body Face And Protruding Hub End

0.059 inches first end

Face Width

0.190 inches

Bore Diameter

0.249 inches both ends

Keyway Width

0.096 inches both ends

Distance From Bore Center To Keyway Bottom

0.179 inches both ends

Hub Style Designator

Plain first end

Hub Diameter

0.510 inches first end

Material

Steel comp e4340

Material Specification

Mil-s-5000 military specification single material response

Style Designator

Protruding hub, recessed body

49709 Series Parts

Solicitations

Solicitation	Description	Qty	UOM	Close Date
SPE7L516T3412	Gear, Spur	1	EA	06/20/2016

Pricing and Availability

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49709-1 Cross Reference

49709-1