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

Helical Gear

Model / MPN: 256070C | NSN: 3020-00-614-6480
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
3020-00-614-6480
Sold in multiples of
1 EA
DEMIL
NO
Body Style
Webbed, solid
Pitch Diameter
6.4804 inches
Teeth Quantity
50
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Hardness Rating
217.0 brinell standard and 255.0 brinell standard
Outside Diameter
6.727 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
14.5000 degrees
Helix Angle
15.3249 degrees
Distance Between Body Face And Protruding Hub End
0.500 inches first end
Face Width
0.875 inches
Bore Diameter
1.250 inches both ends
Keyway Width
0.251 inches both ends
Distance From Bore Center To Keyway Bottom
0.746 inches both ends
Hub Style Designator
1 step first end
Hub Style Designator
Plain second end
Hub Diameter
2.000 inches second end
End Length
0.191 inches first end
End Diameter
1.623 inches first end
First Step Length
0.311 inches first end
First Step Diameter
2.000 inches first end
Material
Iron cast
Style Designator
One protruding hub, one flush hub
256070C Series Parts

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256070C Cross Reference
  • 256070
  • 40-3076101-C
  • 40-3076101
  • 40-3076101-C
  • 40-3076101