PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A1727Shaft,axle,automotive

Am General Llc · NSN 2520-00-737-2867 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-00-737-2867 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-737-2867. Primary manufacturer part number: A1727.
Features
  • Shaft,axle,automotive — FSC 2520
  • Second End Type: SPLINED
  • Second End Spline Major Diameter: 1.113 INCHES MINIMUM AND 1.120 INCHES MAXIMUM IN
  • Second End Spline Length: 1.688 INCHES NOMINAL IN
  • First End Engaging/locking/positioning Facility: LOCKING DEVICE GROOVE AND SHOULDER
  • Material: STEEL COMP 4137
  • Material Document and Classification: SAE 4137 ASSN STD SINGLE MATERIAL RESPONSE
  • First End Spline Length: 1.375 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Comp 4137 construction
General Description

The Shaft,axle,automotive, cataloged under National Stock Number 2520-00-737-2867, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Am General Llc. Government technical data includes 24 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2520-00-737-2867
Primary Part NumberA1727
Item NameShaft,axle,automotive
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerAm General Llc
StatusCANCELLED
Second End TypeSPLINED
Second End Spline Major Diameter1.113 INCHES MINIMUM AND 1.120 INCHES MAXIMUM IN
Second End Spline Length1.688 INCHES NOMINAL IN
First End Engaging/locking/positioning FacilityLOCKING DEVICE GROOVE AND SHOULDER
MaterialSTEEL COMP 4137
Material Document and ClassificationSAE 4137 ASSN STD SINGLE MATERIAL RESPONSE
First End Spline Length1.375 INCHES NOMINAL IN
First End Spline Major Diameter1.130 INCHES MINIMUM AND 1.136 INCHES MAXIMUM IN
First End Facility Width0.033 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN
Second End Bearing Seat Diameter1.190 INCHES MINIMUM AND 1.192 INCHES MAXIMUM IN
Second End Spline Quantity10
Second End Bearing Seat Width0.875 INCHES NOMINAL IN
First End Facility Diameter1.090 INCHES MINIMUM AND 1.095 INCHES MAXIMUM IN
First End TypeSPLINED
First End Spline Quantity6
First End Spline Minor Diameter0.950 INCHES MINIMUM AND 0.960 INCHES MAXIMUM IN
Second End Distance From Bearing Seat to End2.813 INCHES NOMINAL IN
Second End Spline Minor Diameter0.915 INCHES MINIMUM AND 0.957 INCHES MAXIMUM IN
First End Spline TypeSTRAIGHT
Metallic Hardness Rating38.0 MINIMUM ROCKWELL C AND 43.0 MAXIMUM ROCKWELL C
First End Bearing SeatNOT INCLUDED
Second End Bearing SeatINCLUDED
First End Facility LocationLOCATED 1.303 IN. MIN 1.317 IN. MAX FROM SHAFT END,@2.391 IN. FROM SHAFT END IN
Second End Spline TypeSTRAIGHT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5999-00-240-4323A1727 INTERCHANGEABLE
Contact,electrical
Grimes Aerospace Company
5325-01-066-1987288-10-152 INTERCHANGEABLE
Eyelet,metallic
Kearfott Corporation Div Guidance and Navigation Division
8455-01-528-8908 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-01-659-9006 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-01-716-2055 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-01-716-2062 INTERCHANGEABLE
Insignia,shoulder Sleeve
Cross-Reference Index
Part NumberManufacturer
A1727 PRIMARY Am General Llc (USA)
7372867 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
5999-00-240-4323INTERCHANGEABLE
CONTACT,ELECTRICAL
A1727
5325-01-066-1987INTERCHANGEABLE
EYELET,METALLIC
288-10-152
8455-01-528-8908INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-659-9006INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-716-2055INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-716-2062INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE

Frequently Asked Questions

What is NSN 2520-00-737-2867?

NSN 2520-00-737-2867 is a Shaft,axle,automotive, manufactured by Am General Llc, classified under FSC 2520 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2520-00-737-2867?

NSN 2520-00-737-2867 has 2 cross-referenced part numbers: A1727 (Am General Llc), 7372867 (U S Army Tank Automotive Command Amsta-Im-Mm).

What NSN replaces 2520-00-737-2867?

There are 6 known substitutes for 2520-00-737-2867: 5999-00-240-4323, 5325-01-066-1987, 8455-01-528-8908 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A1727?

Key specifications for A1727: Second End Type: SPLINED; Second End Spline Major Diameter: 1.113 INCHES MINIMUM AND 1.120 INCHES MAXIMUM IN; Second End Spline Length: 1.688 INCHES NOMINAL IN; First End Engaging/locking/positioning Facility: LOCKING DEVICE GROOVE AND SHOULDER. 26 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2520-00-737-2867 still in active supply?

NSN 2520-00-737-2867 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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