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

Helical Gear

Model / MPN: 550781 | NSN: 3020-00-239-7628
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
3020-00-239-7628
Sold in multiples of
EA
DEMIL
NO
Body Style
Plain, solid
Attachment Method
Mounting hole
Pitch Diameter
1.2304 inches
Teeth Quantity
14
Bore Style
10a w/ keyway first end
Bore Style
W/ keyway first end
Mounting Hole Type And Quantity
2 plain axially through body, first end
Outside Diameter
1.4062 inches
Nominallength
0.875 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
14.5000 degrees
Helix Angle
45.0000 degrees
Distance Between Body Face And Protruding Hub End
0.375 inches first end
Face Width
0.500 inches
Bore Diameter
0.3750 inches first end
Keyway Width
0.125 inches both ends
Distance From Bore Center To Keyway Bottom
0.2500 inches first end
Hub Style Designator
Plain first end
Hub Diameter
0.875 inches first end
Mounting Hole Diameter
0.1250 inches axially through body, first end
Material
Plastic polytetrafluoroethylene
Style Designator
Protruding hub

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550781 Cross Reference
  • 613399
  • 458182