PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18024Shaft,axle,automotive

Dana Corp Spicer Transmission Div · NSN 2520-00-737-4987 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-00-737-4987 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-737-4987. Primary manufacturer part number: 18024.
Features
  • Shaft,axle,automotive — FSC 2520
  • First End Bearing Seat Diameter: 1.378 INCHES MINIMUM AND 1.380 INCHES MAXIMUM IN
  • First End Engaging/locking/positioning Facility: SHOULDER
  • First End Distance From Bearing Seat to End: 4.031 INCHES MINIMUM AND 5.500 INCHES MAXIMUM IN
  • Second End Spline Length: 1.500 INCHES NOMINAL IN
  • First End Keyway Width: 0.2485 INCHES MINIMUM AND 0.2505 INCHES MAXIMUM IN
  • Second End Bearing Seat: NOT INCLUDED
  • First End Thread Size: 1-14
Applications
  • Applications requiring Steel Comp 1033 construction
General Description

The Shaft,axle,automotive, cataloged under National Stock Number 2520-00-737-4987, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Dana Corp Spicer Transmission Div. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2520-00-737-4987
Primary Part Number18024
Item NameShaft,axle,automotive
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerDana Corp Spicer Transmission Div
StatusCANCELLED
First End Bearing Seat Diameter1.378 INCHES MINIMUM AND 1.380 INCHES MAXIMUM IN
First End Engaging/locking/positioning FacilitySHOULDER
First End Distance From Bearing Seat to End4.031 INCHES MINIMUM AND 5.500 INCHES MAXIMUM IN
Second End Spline Length1.500 INCHES NOMINAL IN
First End Keyway Width0.2485 INCHES MINIMUM AND 0.2505 INCHES MAXIMUM IN
Second End Bearing SeatNOT INCLUDED
First End Thread Size1-14
First End Facility Diameter1.562 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
First End Bearing Seat Width1.000 INCHES MINIMUM AND 1.219 INCHES MAXIMUM IN
Second End Spline Quantity10
Second End Spline TypeSTRAIGHT
First End Keyway Depth0.127 INCHES MINIMUM AND 0.137 INCHES MAXIMUM IN
First End Pin Hole Diameter0.172 INCHES NOMINAL IN
Second End Spline Major Diameter1.271 INCHES MINIMUM AND 1.281 INCHES MAXIMUM IN
First End Bearing SeatINCLUDED
First End Thread SeriesUNIFIED NATIONAL COARSE (UNC)
First End Taper1.000 INCHES NOMINAL PER FOOT IN
First End Facility LocationLOCATED 5-1/4 IN. FROM SHAFT END IN
First End Facility Width0.125 INCHES NOMINAL IN
Second End Spline Minor Diameter1.039 INCHES MINIMUM AND 1.049 INCHES MAXIMUM IN
Second End TypeSPLINED
First End Taper Major Diameter1.373 INCHES NOMINAL IN
First End TypeTAPERED
MaterialSTEEL COMP 1033
Material Document and ClassificationSAE 1033 ASSN STD SINGLE MATERIAL RESPONSE
First End Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5133-00-189-9269 INTERCHANGEABLE
Drill,twist
1240-00-226-507318024 INTERCHANGEABLE
Level,fire Control Instrument
Hall Level and Mfg Works
3455-00-239-561454-10131 INTERCHANGEABLE
Cutter,milling,involute Gear
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
4720-00-510-4191 INTERCHANGEABLE
Hose,generator Cool
5961-00-933-944118-024 INTERCHANGEABLE
Transistor
Raytheon Company Dba Raytheon Co
4520-01-042-4669 INTERCHANGEABLE
Baffle Casing
4140-01-449-830118-024 INTERCHANGEABLE
Fan,centrifugal
General Digital Corp Div General Digital Corporation
6240-01-475-540048923 INTERCHANGEABLE
Lamp,fluorescent
Technical Consumer Products, Inc.
2530-01-485-017018024 INTERCHANGEABLE
Rim,wheel,pneumatic Tire
Hayes Lemmerz International, Inc. Dba Hayes Lemmerz International
Cross-Reference Index
Part NumberManufacturer
640968 Am General Llc (USA)
18024 PRIMARY Dana Corp Spicer Transmission Div (USA)
18024 Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products (USA)
7374987 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
5133-00-189-9269INTERCHANGEABLE
DRILL,TWIST
1240-00-226-5073INTERCHANGEABLE
LEVEL,FIRE CONTROL INSTRUMENT
18024
3455-00-239-5614INTERCHANGEABLE
CUTTER,MILLING,INVOLUTE GEAR
54-10131
4720-00-510-4191INTERCHANGEABLE
HOSE,GENERATOR COOL
5961-00-933-9441INTERCHANGEABLE
TRANSISTOR
18-024
4520-01-042-4669INTERCHANGEABLE
BAFFLE CASING
4140-01-449-8301INTERCHANGEABLE
FAN,CENTRIFUGAL
18-024
6240-01-475-5400INTERCHANGEABLE
LAMP,FLUORESCENT
48923
2530-01-485-0170INTERCHANGEABLE
RIM,WHEEL,PNEUMATIC TIRE
18024

Frequently Asked Questions

What is NSN 2520-00-737-4987?

NSN 2520-00-737-4987 is a Shaft,axle,automotive, manufactured by Dana Corp Spicer Transmission Div, classified under FSC 2520 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2520-00-737-4987?

NSN 2520-00-737-4987 has 4 cross-referenced part numbers: 640968 (Am General Llc), 18024 (Dana Corp Spicer Transmission Div), 18024 (Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products), 7374987 (U S Army Tank Automotive Command Amsta-Im-Mm).

What NSN replaces 2520-00-737-4987?

There are 9 known substitutes for 2520-00-737-4987: 5133-00-189-9269, 1240-00-226-5073, 3455-00-239-5614 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18024?

Key specifications for 18024: First End Bearing Seat Diameter: 1.378 INCHES MINIMUM AND 1.380 INCHES MAXIMUM IN; First End Engaging/locking/positioning Facility: SHOULDER; First End Distance From Bearing Seat to End: 4.031 INCHES MINIMUM AND 5.500 INCHES MAXIMUM IN; Second End Spline Length: 1.500 INCHES NOMINAL IN. 27 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2520-00-737-4987 still in active supply?

NSN 2520-00-737-4987 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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