Helical Gear

Model / MPN: 919917 | NSN: 3020-00-725-4375

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

3020-00-725-4375

Sold in multiples of

1 EA

DEMIL

DEMIL/MLI

Body Style

Plain, solid

Pitch Diameter

3.8160 inches

Teeth Quantity

Bore Style

10a w/ keyway both ends

Bore Style

W/ keyway both ends

Hardness Rating

89.0 rockwell superficial 15-n and 91.0 rockwell c

Outside Diameter

3.896 inches

Teeth Type

Single helix

Tooth Form

Standard

Tooth Direction

Right

Pressure Angle

14.5000 degrees

Helix Angle

25.0000 degrees

Face Width

0.687 inches

Bore Diameter

0.984 inches both ends

Keyway Width

0.252 inches both ends

Distance From Bore Center To Keyway Bottom

0.629 inches both ends

Hub Style Designator

Plain both ends

Hub Diameter

1.375 inches both ends

Material

Steel comp 1016

Material Specification

66 federal standard single material response

Style Designator

Flush hub

91991 Series Parts

Solicitations

Solicitation	Description	Qty	UOM	Close Date
SPE7L118T8049	Gear, Helical	17	EA	04/05/2018
SPE7L218T3364	Gear, Helical	29	EA	07/16/2018
SPE7L120T9974	Gear, Helical	17	EA	04/27/2020

Pricing and Availability

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919917 Cross Reference

E2847PC102
919917