Model: 77656-31X5 PIECE 22

Shouldered Shaft

Properties:

First End Style
Splined (straight)
End Similarity
Not identical
Second End Style
Square (round corners)
Overall Length
11.219 inches
Second End Width Across Flats
0.750 inches
First End Diameter
0.9975 inches
First End Spline Length
1.875 inches
First End Spline Minor Diameter
Between 0.8490 inches and 0.8540 inches
First End Spline Major Diameter
Between 0.9970 inches and 0.9980 inches
Second End Diameter
Between 0.9970 inches and 0.9990 inches
Step Quantity
8
First End Spline Quantity
10
Largest Step Diameter
1.375 inches
Surface Finish
63.0 microinches
Second End Step Length
1.000 inches
Material
Nickel alloy
Material Specification
Qq-n-281 class a federal specification single material response
NSN
3040-01-220-2086
Part Number
77656-31X5 PIECE 22
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 77656-31X5 PIECE 22 NSN 3040-01-220-2086

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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