PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5639463Shaft,shouldered

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 3040-00-563-9463 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-563-9463 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-563-9463. Primary manufacturer part number: 5639463.
Features
  • Shaft,shouldered — FSC 3040
  • Surface Finish: 125.0 MICROINCHES
  • Material Document and Classification: AISI OR SAE 8650H ASSN STD SINGLE MATERIAL RESPONSE
  • End Similarity: NOT IDENTICAL
  • Second End Spline Quantity: 16
  • Second End Diameter: 2.3580 INCHES NOMINAL IN
  • First End Spline Length: 3.875 INCHES NOMINAL IN
  • Largest Step Diameter: 2.495 INCHES NOMINAL IN
Applications
  • Applications requiring Steel construction
General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-00-563-9463, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-00-563-9463
Primary Part Number5639463
Item NameShaft,shouldered
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
Surface Finish125.0 MICROINCHES
Material Document and ClassificationAISI OR SAE 8650H ASSN STD SINGLE MATERIAL RESPONSE
End SimilarityNOT IDENTICAL
Second End Spline Quantity16
Second End Diameter2.3580 INCHES NOMINAL IN
First End Spline Length3.875 INCHES NOMINAL IN
Largest Step Diameter2.495 INCHES NOMINAL IN
First End Spline Minor Diameter2.0480 INCHES NOMINAL IN
MaterialSTEEL
First End StyleSPLINED (STRAIGHT)
FSC Application DataDIFFERENTIAL FINAL DRIVE,TRACTOR FULL TRACKED HIGH SPEED
Second End Spline Minor Diameter2.0480 INCHES NOMINAL IN
First End Spline Major Diameter2.3580 INCHES NOMINAL IN
Second End Spline Major Diameter2.3580 INCHES NOMINAL IN
Second End Hole Diameter1.1250 INCHES NOMINAL IN
First End Spline Quantity16
Second End StyleSPLINED (STRAIGHT)
Step Quantity5
First End Diameter2.3580 INCHES NOMINAL IN
Second End Spline Length3.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5895-01-184-38035039-463 INTERCHANGEABLE
Trackball,data Entry
Raytheon Company Div Rmd Strategic
Cross-Reference Index
Part NumberManufacturer
5639463 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
0E73 Allis-Chalmers Corp (USA)
Related Parts
5895-01-184-3803INTERCHANGEABLE
TRACKBALL,DATA ENTRY
5039-463

Frequently Asked Questions

What is NSN 3040-00-563-9463?

NSN 3040-00-563-9463 is a Shaft,shouldered, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-00-563-9463?

NSN 3040-00-563-9463 has 2 cross-referenced part numbers: 5639463 (U S Army Tank Automotive Command Amsta-Im-Mm), 0E73 (Allis-Chalmers Corp).

What NSN replaces 3040-00-563-9463?

There is 1 known substitute for 3040-00-563-9463: 5895-01-184-3803. Verify interchangeability with system specifications before substitution.

What are the specifications of 5639463?

Key specifications for 5639463: Surface Finish: 125.0 MICROINCHES; Material Document and Classification: AISI OR SAE 8650H ASSN STD SINGLE MATERIAL RESPONSE; End Similarity: NOT IDENTICAL; Second End Spline Quantity: 16. 21 total characteristics are documented in the Federal Logistics Information System.

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