Model: 666951

Shouldered Shaft

Properties:

First End Style
Plain
End Similarity
Not identical
Second End Style
Cross drilled and externally threaded
Overall Length
16.970 inches
First End Diameter
Between 0.7490 inches and 0.7495 inches
Second End Diameter
Between 0.9950 inches and 1.0000 inches
Second End Hole Diameter
0.1560 inches
Second End Distance From Hole Center To End
0.188 inches
Second End External Thread Length
0.625 inches
Step Quantity
8
Largest Step Diameter
2.229 inches
Material
Steel comp 4620
Material Specification
Aisi or sae assn standard single material response
Fsc Application Data
Main shaft, transmission, vehicular
NSN
3040-00-447-2220
Part Number
666951
Description
Shaft,shouldered
CAGE
58275

A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes shaft(1), straight; and axle(1), straight.

Part 666951 NSN 3040-00-447-2220

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
22914
FIIG:
A23200
Concept No.:
1
App. Key:
A
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: 8483105000
  • SITC: 74810
  • End Use: Industrial machines, other
  • NAICS: 333613
  • USDA: 1

Freight Class: Transmission shafts and cranks, except camshafts and crankshafts

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