Model: 31161-1690

Internal Gear

Properties:

Body Style
Plain, solid
Pitch Diameter
1.0284 inches
Teeth Quantity
19
Bore Style
Involute spline both ends
Spline Pitch Diameter
1.1875 inches both ends
Outside Diameter
1.4700 inches
Teeth Type
Spur
Tooth Form
Standard
Flange Diameter
2.730 inches
Pressure Angle
30.0000 degrees
Flange Thickness
0.120 inches
Face Width
0.1800 inches
Bore Diameter
1.1909 inches both ends
Hub Style Designator
Plain first end
Hub Diameter
1.4700 inches first end
Material
Steel comp 4140
Material Specification
Qq-s-624, comp 4140 federal specification single material response
Style Designator
Flanged ring
NSN
3020-01-051-6497
Part Number
31161-1690
Description
Gear,internal
CAGE

A gear with teeth formed on the inner surface of a cylinder or cone.

Part 31161-1690 NSN 3020-01-051-6497

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05465
FIIG:
A27300
Concept No.:
1
App. Key:
AG
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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