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Worldwide distributor of NSN parts and consumables located in the USA.

Helical Gear

Model / MPN: 306891 | NSN: 3020-00-737-5234
ITAR Registered seal

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
3020-00-737-5234
Sold in multiples of
1 EA
DEMIL
NO
Body Style
Webbed, offset, solid
Pitch Diameter
8.7500 inches
Teeth Quantity
72
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Hardness Rating
29.0 rockwell c and 33.0 rockwell c
Outside Diameter
0.942 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
20.0000 degrees
Helix Angle
34.6284 degrees
Distance Between Body Face And Protruding Hub End
0.125 inches first end
Distance Between Body Face And Recessed Hub End
0.125 inches second end
Face Width
1.375 inches
Bore Diameter
1.375 inches both ends
Keyway Width
0.252 inches both ends
Distance From Bore Center To Keyway Bottom
0.807 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
2.250 inches first end
Hub Diameter
2.750 inches second end
Material
Steel comp 8640
Material Specification
66 federal standard single material response
Style Designator
One protruding hub, one recessed hub

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306891 Cross Reference
  • 7375234
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  • C0S820H200