Model: 470-681

Spur Gear Sector

Properties:

Teeth Quantity
25
Bore Style
W/counterbore counterbore, first end
Pitch Radius
1.6500 inches
Hardness Rating
32.0 rockwell c and 36.0 rockwell c
Nominallength
0.650 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.5160 inches first end
Face Width
0.140 inches
Bore Diameter
0.219 inches counterbore, first end
Counterbore Depth
0.193 inches counterbore, first end
Counterbore Diameter
0.318 inches counterbore, first end
Hub Style Designator
Plain first end
Hub Diameter
0.5000 inches first end
Outside Radius
1.7813 inches
Arc Length
2.455 inches
Material
Steel comp 630
Material Specification
Ams 5643, 17-4ph national specification single material response
Surface Treatment
Passivate
Style Designator
Protruding hub
NSN
3020-00-493-2021
Part Number
470-681
Description
Gear Sector,spur
CAGE
90073

A gear sector with complements of spur gear teeth.

Part 470-681 NSN 3020-00-493-2021

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
28377
FIIG:
A27300
Concept No.:
1
App. Key:
AP
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:
SX
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
197339
UFC:
96710
LTL:
65.0
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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