Model: 9978001

Shouldered Shaft

Special Features:

First end includes internal splines and lockwire holes

Properties:

First End Style
Plain
End Similarity
Not identical
Second End Style
Splined (involute)
Overall Length
2.219 inches
First End Diameter
0.4670 inches
Second End Diameter
0.2500 inches
Second End Spline Length
0.475 inches
Second End Spline Minor Diameter
0.2620 inches
Second End Spline Major Diameter
0.3438 inches
Second End Pressure Angle
15.0000 degrees
Second End Pitch Diameter
0.3125 inches
Step Quantity
5
Second End Spline Quantity
10
Largest Step Diameter
0.750 inches
Material
Steel
NSN
3040-00-736-0370
Part Number
9978001
Description
Shaft,shouldered
CAGE
18876

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 9978001 NSN 3040-00-736-0370

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
160.0000lbs
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:
LVL_B:

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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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