Model: 1473C3

Helical Gear

Properties:

Body Style
Webbed, offset, with lightening holes
Pitch Diameter
4.8496 inches
Teeth Quantity
129
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Hardness Rating
22.0 rockwell c hub and 26.0 rockwell c hub
Hardness Rating
22.0 rockwell c teeth and 26.0 rockwell c teeth
Outside Diameter
4.9189 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Left
Pressure Angle
20.0000 degrees
Helix Angle
18.2000 degrees
Distance Between Body Face And Recessed Hub End
0.2525 inches first end
Face Width
1.125 inches
Bore Diameter
0.8754 inches both ends
Keyway Width
0.186 inches both ends
Distance From Bore Center To Keyway Bottom
0.5237 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
1.375 inches first end
Material
Steel comp 4140
Material Specification
66 federal standard single material response and aisi/sae 4140 assn standard single material response
Style Designator
Recessed hub
NSN
3020-00-528-1579
Part Number
1473C3
Description
Gear,helical
CAGE
82402

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:

Part 1473C3 NSN 3020-00-528-1579

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05464
FIIG:
A27300
Concept No.:
1
App. Key:
AF
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 8483409000
  • SITC: 74840
  • End Use: Industrial machines, other
  • NAICS: 333612
  • USDA: 1

Freight Class: Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately

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