Model: 7954474

Shouldered Shaft

Special Features:

Second keyway dimensions, 0.497 in. W, 2.390 in. Lg; each keyway opposed by another of equal dimensions

Properties:

First End Style
Splined (straight)
End Similarity
Not identical
Second End Style
Two woodruff keyways
Overall Length
28.875 inches
First End Diameter
Between 2.0985 inches and 2.1020 inches
First End Spline Length
1.000 inches
First End Spline Minor Diameter
Between 1.8550 inches and 1.8750 inches
First End Spline Major Diameter
Between 2.0985 inches and 2.1020 inches
Second End Keyway Width
Between 0.4970 inches and 0.5000 inches
Second End External Keyway Length
3.265 inches
Second End Distance From Keyway Center To End
3.898 inches
Second End Diameter
Between 2.1230 inches and 2.1250 inches
Second End Distance Between Keyway Centers
19.470 inches
Step Quantity
2
First End Spline Quantity
16
Largest Step Diameter
Between 2.123 inches and 2.125 inches
Material
Steel comp 4140 or steel comp 8640 or steel comp 8740 or steel comp 5140
Material Specification
Qq-s-624 federal specification single material response
NSN
3040-00-920-7549
Part Number
7954474
Description
Shaft,shouldered
CAGE

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 7954474 NSN 3040-00-920-7549

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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
126900
UFC:
65750
LTL:
RATING VARIABLE
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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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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