Model: 12446471

Internal Gear

Special Features:

Carburize gear and teeth fillets. Protruding hub has (34) external splines, with a 30 degree pressure angle. Gear has (5) equally spaced .75 inch diameter through holes.

Properties:

End Application
2520-01-626-5061
Pitch Diameter
8.23 inches
Teeth Quantity
84
Outside Diameter
9.31 inches
Pressure Angle
25.0 degrees
Distance Between Body Face And Protruding Hub End
3.04 inches second end
Face Width
1.96 inches
Part Name Assigned By Controlling Agency
Gear, ring
Material
Steel comp 4320 or steel comp 4320h or steel comp 4620 or steel comp 4620h or steel comp 8620 or steel comp 8620h
Material Specification
Astm a304 assn standard all material responses or astm a322 assn standard all material responses or astm a108 assn standard single material response
Style Designator
Protruding hub
NSN
3020-01-644-3631
Part Number
12446471
Description
Gear,internal
CAGE
19207

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

Part 12446471 NSN 3020-01-644-3631

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
062070
UFC:
64910
LTL:
RATING VARIABLE
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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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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