Model: 754-7068540-1

Shouldered Shaft

Special Features:

Both ends have 6 equally spaced axial 0.500-13unc-2b x 1.120 deep minimium full threaded holes on 3.000 inch pitch circle diameter and each hole has 0.550 diameter x 90 degree starting chamfer. Both ends have modified 10 spline with one valley not machined making only 8 full splines

Properties:

First End Style
Splined (straight)
End Similarity
Not identical
Second End Style
Splined (straight)
Overall Length
44.544 inches
End Application
Ejection system high efficiency inlet linkage assembly for los angeles class ssn (688)
First End Diameter
Between 4.9950 inches and 5.0000 inches
First End Spline Length
5.120 inches
First End Spline Minor Diameter
Between 4.2780 inches and 4.2920 inches
First End Spline Major Diameter
Between 4.9950 inches and 4.9960 inches
Second End Diameter
Between 4.9950 inches and 5.0000 inches
Second End Spline Length
15.000 inches
Second End Spline Minor Diameter
Between 4.2780 inches and 4.2920 inches
Second End Spline Major Diameter
Between 4.9950 inches and 4.9960 inches
Step Quantity
3
First End Spline Quantity
8
Second End Spline Quantity
8
Largest Step Diameter
7.240 inches
Surface Finish
32.0 microinches
Part Name Assigned By Controlling Agency
Shaft, splined
Material
Nickel alloy k-500
Material Specification
Qq-n-286 form-2, cond: annealed & age hardened, finish: a federal specification single material response
NSN
3040-01-500-1348
Part Number
754-7068540-1
Description
Shaft,shouldered
CAGE
53711

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 754-7068540-1 NSN 3040-01-500-1348

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:
A
ESD:
A
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
47.0 X 10.0 X 10.0
Paclk Weight:
--
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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