Model: 931A412-22P1

Shouldered Shaft

Special Features:

1st end thds 0.625-18 unf-2a rh; 2nd end thds 0.625-18 unf-2a lh; rc hardness 35-40; 0.125-0.141 in. R under center groove

Properties:

First End Style
External threaded
End Similarity
Not identical
Second End Style
Cross drilled and externally threaded
Overall Length
Between 6.953 inches and 6.969 inches
First End Diameter
0.6250 inches
First End External Thread Length
Between 1.844 inches and 1.883 inches
Second End Diameter
Between 0.4500 inches and 0.4600 inches
Second End Hole Diameter
Between 0.1870 inches and 0.1920 inches
Second End Distance From Hole Center To End
Between 0.359 inches and 0.375 inches
Second End External Thread Length
Between 3.031 inches and 3.071 inches
Step Quantity
3
Largest Step Diameter
0.625 inches
Material
Steel comp 4130 or steel comp 4140
Material Specification
Sae assn standard single material response
NSN
3040-01-144-0554
Part Number
931A412-22P1
Description
Shaft,shouldered
CAGE
07482

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 931A412-22P1 NSN 3040-01-144-0554

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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