Model: 77643-75X5 PIECE 21

Shouldered Shaft

Properties:

First End Style
Splined (straight)
End Similarity
Not identical
Second End Style
Circular grooved and externally threaded
Second End Groove Width
0.0625 inches
Overall Length
8.250 inches
First End Diameter
0.7475 inches
First End Spline Length
1.500 inches
First End Spline Minor Diameter
Between 0.6340 inches and 0.6380 inches
First End Spline Major Diameter
Between 0.7470 inches and 0.7480 inches
Second End Distance From End To Groove
1.000 inches
Second End Diameter
0.8750 inches
Second End External Thread Length
1.000 inches
Step Quantity
4
First End Spline Quantity
10
Largest Step Diameter
1.500 inches
Surface Finish
63.0 microinches
Material
Nickel alloy
Material Specification
Qq-n-281 class a, cold drawn federal specification single material response
NSN
3040-01-194-7963
Part Number
77643-75X5 PIECE 21
Description
Shaft,shouldered
CAGE
96169

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 77643-75X5 PIECE 21 NSN 3040-01-194-7963

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

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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