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

Helical Gear

Model / MPN: MA129-21014 | NSN: 3020-01-079-3387
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
3020-01-079-3387
Sold in multiples of
1 EA
DEMIL
NO
Body Style
Plain, with lightening holes
Pitch Diameter
7.3795 inches
Teeth Quantity
36
Bore Style
W/counterbore counterbore, first end
Features Provided
Casehardened
Outside Diameter
7.7740 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
20.0000 degrees
Helix Angle
12.6665 degrees
Face Width
3.500 inches
Bore Diameter
2.223 inches counterbore, first end
Counterbore Depth
0.188 inches counterbore, first end
Counterbore Diameter
2.750 inches counterbore, first end
Material
Steel
Style Designator
Hubless
MA129 Series Parts

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MA129-21014 Cross Reference