Model: B831-4120

Shouldered Shaft

Special Features:

Threaded area is 6.0 in length, .875-6-acme-2g-right hand.

Properties:

First End Style
Plain
End Similarity
Not identical
Second End Style
Splined (straight)
Overall Length
13.750 inches
End Application
Cradle handling assembly; seawolf class submarine ssn 23.
First End Diameter
Between 0.6230 inches and 0.6240 inches
Second End Diameter
Between 0.6230 inches and 0.6240 inches
Second End Spline Length
1.600 inches
Second End Spline Minor Diameter
Between 0.5220 inches and 0.5320 inches
Second End Spline Major Diameter
Between 0.6220 inches and 0.6230 inches
Step Quantity
5
Second End Spline Quantity
10
Largest Step Diameter
1.250 inches
Material
Stainless steel
Material Specification
Astm-a564, ty-630 national specification all material responses
NSN
3040-01-495-9852
Part Number
B831-4120
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 B831-4120 NSN 3040-01-495-9852

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:
15.8 X 0.0 X 0.0
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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