Model: 387-3550

Shouldered Shaft

Special Features:

Heat treat to rockwell c40-44 permil-h-6875; phosphate coating per mil-p-16232, type m, class 1

Properties:

First End Style
Splined (involute)
End Similarity
Not identical
Overall Length
272.0 millimeters
First End Diameter
15.01 millimeters
First End Spline Length
22.0 millimeters
First End Spline Minor Diameter
13.564 millimeters
First End Spline Major Diameter
14.808 millimeters
First End Pressure Angle
45.0 degrees
First End Pitch Diameter
14.288 millimeters
Step Quantity
13
First End Spline Quantity
27
Material
Steel comp 4340
Material Specification
Mil-s-5000 military specification single material response
NSN
3040-01-211-5614
Part Number
387-3550
Description
Shaft,shouldered
CAGE
06314

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 387-3550 NSN 3040-01-211-5614

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:
10.0 X 1.5 X 1.5
Paclk Weight:
1.0000lbs
Item Weight:
4.0000lbs
Item Dim:
009000100010
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
126900
UFC:
65750
LTL:
70.0
LCL:
70.0
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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