Model: 2158-20

Shouldered Shaft

Properties:

First End Style
Tongue rounded ends
End Similarity
Not identical
Second End Style
Tongue rounded ends
Overall Length
0.450 inches
First End Tongue Thickness
0.080 inches
First End Tongue Width
Between 0.242 inches and 0.247 inches
First End Diameter
Between 0.2420 inches and 0.2470 inches
Second End Tongue Thickness
0.047 inches
Second End Tongue Width
Between 0.342 inches and 0.343 inches
Second End Diameter
Between 0.3420 inches and 0.3430 inches
Step Quantity
2
Largest Step Diameter
Between 0.342 inches and 0.343 inches
First End Step Length
0.093 inches
Second End Step Length
0.100 inches
Material
Steel
NSN
3040-00-056-1355
Part Number
2158-20
Description
Shaft,shouldered
CAGE
09445

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 2158-20 NSN 3040-00-056-1355

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:
095190
UFC:
49790
LTL:
RATING VARIABLE
LCL:
70.0
WCC:
713
TCC:
Z
SHC:
Z
ACC:
Equipment for Aircraft

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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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