Model: KC2780

Shouldered Shaft

Special Features:

Center step has involute splines 4.485 in. Lg, 30 degrees pressure angle, 1.750 in. Pitch dia

Properties:

First End Style
Circular grooved
First End Groove Width
0.0156 inches
First End Groove Diameter
1.5469 inches
End Similarity
Not identical
Second End Style
Circular grooved, splined (straight) and externally threaded
Second End Groove Width
0.0156 inches
Second End Groove Diameter
1.5469 inches
Overall Length
8.000 inches
First End Distance From End To Groove
0.859 inches
First End Diameter
1.5750 inches
Second End Distance From End To Groove
2.641 inches
Second End Diameter
1.5750 inches
Second End Spline Length
1.813 inches
Second End Spline Minor Diameter
1.3190 inches
Second End Spline Major Diameter
1.5750 inches
Second End Internal Thread Length
1.188 inches
Step Quantity
4
Second End Spline Quantity
10
Largest Step Diameter
1.615 inches
Surface Finish
63.0 microinches
Material
Steel
Material Specification
Sae 8620h or 8720h special quality assn standard single material response
NSN
3040-00-741-4263
Part Number
KC2780
Description
Shaft,shouldered
CAGE
56442

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 KC2780 NSN 3040-00-741-4263

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:
--
Paclk Weight:
4.7000lbs
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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