Model: 667760-3

Internal Gear

Properties:

Body Style
Plain, solid
Attachment Method
Mounting hole
Pitch Diameter
Between 29.8577 inches and 29.8605 inches
Teeth Quantity
480
Mounting Hole Thread Series Designator
Unf axially through body, first end
Hardness Rating
34.0 rockwell c and 38.0 rockwell c
Mounting Hole Type And Quantity
16 counterbored axially through body, first end and 2 threaded axially through body, first end
Outside Diameter
31.996 inches
Nominallength
0.735 inches
Teeth Type
Spur
Flange Diameter
32.500 inches
Pressure Angle
20.0000 degrees
Flange Thickness
0.333 inches
Mounting Hole Diameter
0.296 inches axially through body, first end
Material
Steel
Material Specification
Ams5643 assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Mil-std-171 military specification single treatment response
Style Designator
Flanged ring
NSN
3020-01-089-3961
Part Number
667760-3
Description
Gear,internal
CAGE
20418

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

Part 667760-3 NSN 3020-01-089-3961

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:
197339
UFC:
96710
LTL:
65.0
LCL:
60.0
WCC:
593
TCC:
Z
SHC:
Z
ACC:
Instruments/Radio

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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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