Model: 123HM10121-512

Shouldered Shaft

Properties:

First End Style
Splined (involute)
End Similarity
Not identical
Second End Style
Splined (involute)
Overall Length
3.200 inches
First End Diameter
0.4370 inches
First End Spline Length
0.566 inches
First End Spline Minor Diameter
0.4060 inches
First End Spline Major Diameter
0.4370 inches
First End Pressure Angle
30.0000 degrees
First End Pitch Diameter
0.4210 inches
Second End Diameter
0.3750 inches
Second End Spline Length
0.969 inches
Second End Spline Minor Diameter
0.3500 inches
Second End Spline Major Diameter
0.3750 inches
Second End Pressure Angle
30.0000 degrees
Second End Pitch Diameter
0.3620 inches
Step Quantity
6
First End Spline Quantity
16
Second End Spline Quantity
17
Largest Step Diameter
1.248 inches
Surface Finish
125.0 microinches
Material
Steel
NSN
3040-00-171-2036
Part Number
123HM10121-512
Description
Shaft,shouldered
CAGE
26512

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 123HM10121-512 NSN 3040-00-171-2036

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
4.8 X 0.0 X 0.0
Paclk Weight:
0.3000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

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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