Model: 581-6985420-8

Shouldered Shaft

Special Features:

Second end of shaft has 0.750-10 unc-2b threads; first end chamfered 0.060 inch x 45 degrees and second end chamfered 0.080 inch x 45 degrees

Properties:

First End Style
Square (round corners)
End Similarity
Not identical
Second End Style
Circular grooved flat keyway and externally threaded
Second End Groove Width
0.3000 inches
Second End Groove Diameter
0.5900 inches
Overall Length
12.640 inches
First End Width Across Flats
Between 0.998 inches and 1.000 inches
End Application
Anchor & anchor chain securing mechanism assembly; w/s: los angeles class ssn (688)
First End Diameter
3.0000 inches
Second End Distance From End To Groove
1.340 inches
Second End Keyway Width
Between 0.3750 inches and 0.3770 inches
Second End External Keyway Length
Between 2.125 inches and 2.137 inches
Second End Keyway Depth
Between 0.197 inches and 0.213 inches
Second End Diameter
0.7500 inches
Second End External Thread Length
1.340 inches
Step Quantity
6
Largest Step Diameter
3.000 inches
First End Step Length
2.190 inches
Surface Finish
63.0 microinches
Material
Nickel alloy
Material Specification
Qq-n-286, form: 2, condition: annealed&age hardened, fin: b federal specification single material response
Specification Data
81348-qq-n-286, form: 2, condition: annealed & age hardened, finish: b government specification
NSN
3040-01-496-1890
Part Number
581-6985420-8
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 581-6985420-8 NSN 3040-01-496-1890

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:
14.0 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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