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Automotive Axle Shaft

NSN: 2520-00-737-4986 | Model: 18023
ITAR Registered seal

A shaft which is a component of axle assembly, automotive, driving, used to transmit rotary motion from the differential assembly either directly or indirectly to the wheel hubs. Excludes shafts with a universal joint or a component of a universal joint attached to it.

NSN Properties and Flags
NATO Stock Number
Yes - ITAR Controlled
Overall Length
Between 21.428 inches and 21.478 inches
First End Thread Direction
Metallic Hardness Rating
42.0 Rockwell c and 48.0 Rockwell c
First End Taper
1.000 inches per foot
First End Taper Major Diameter
1.377 inches
First End Keyway Width
Between 0.2485 inches and 0.2505 inches
First End Keyway Depth
Between 0.127 inches and 0.137 inches
Second End Spline Length
1.500 inches
Second End Spline Minor Diameter
Between 1.039 inches and 1.049 inches
Second End Spline Major Diameter
Between 1.222 inches and 1.227 inches
First End Type
Second End Type
Sp lined
First End Thread Size
First End Thread Series
Second End Spline Quantity
First End Bearing Seat
Not included
Second End Spline Type
Second End Bearing Seat
Not included
First End Pin Hole Diameter
0.172 inches
Steel, sae 1033
Steel comp 1033
Material Specification
Sae 1033 assn standard single material response

Pricing and Availability

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NSN 2520-00-737-4986 Datasheet

Supply Class (FSC):
Vehicular Power Transmission Components
Cross Reference:
  • 18023
  • DSG-1138
  • 7374986
  • 640969
  • 18023
Cage Codes:
  • Dana Corp (CAGE 95019)
  • Napco Intl Inc (CAGE 01227)
  • U S Army Tank Automotive Command (CAGE 19207)
  • Am General Llc (CAGE 34623)
  • Dana Commercial Vehicle (CAGE 72447)
  • 2520-00-737-4986 replaces 2520-00-308-6044
  • 2520-00-737-4986 replaces 2520-00-347-4543
Schedule B & Trade:
  • Schedule B: 8483909500 (NAICS 333613)

    Parts, nesoi, of bearing housings & plain shaft bearings, housed bearings, clutches, universal joints, flywheels and transmission shafts

  • SITC: 74890

    Parts, n.E.S., for transmission shafts and cranks, bearing housings, gears, gearing, ball screws, gear boxes, flywheels and pulleys, clutches, etc.

  • End Use: 21180

    Industrial machines, other


P - Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of federal standard 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.


U - Precious metal content is unknown


- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

NSN Management Codes:
  • SOS
  • AAC
  • Quantity per pack
  • Unit of Measure
  • Shelf Life
  • Classification Control
  • Repariability
    This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $325.22 to $542.03..
Does NSN 2520-00-737-4986 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Austria, Spain, Republic Of Korea, Denmark, Greece, and Turkey
What is the NIIN of NSN 2520-00-737-4986?
007374986 or 00-737-4986
Does NSN 2520-00-737-4986 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 2520-00-737-4986?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963