Model: 3659871

Helical Gear

Properties:

Body Style
Webbed, offset, solid
Pitch Diameter
5.3704 inches
Teeth Quantity
29
Hardness Rating
58.0 rockwell c and 62.0 rockwell c
Outside Diameter
5.700 inches
Nominallength
2.344 inches
Teeth Type
Single helix
Tooth Form
Standard
Tooth Direction
Right
Pressure Angle
17.5000 degrees
Helix Angle
25.8419 degrees
Distance Between Body Face And Protruding Hub End
0.094 inches second end
Distance Between Body Face And Protruding Hub End
0.375 inches first end
Face Width
1.875 inches
Hub Style Designator
Plain both ends
Hub Diameter
2.562 inches second end
Material
Steel comp e4340h
Material Specification
66 aisi/sae e4340 federal standard single material response
Style Designator
Protruding hubs
NSN
3020-00-447-2686
Part Number
3659871
Description
Gear,helical
CAGE
7X677

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 3659871 NSN 3020-00-447-2686

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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