PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A3802C1251Shaft,axle,automotive

Meritor Industrial Products, Llc · NSN 2520-00-758-0052 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-00-758-0052 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-758-0052. Primary manufacturer part number: A3802C1251.
Features
  • Shaft,axle,automotive — FSC 2520
  • First End Bearing Seat Diameter: 2.000 INCHES NOMINAL IN
  • First End Spline Minor Diameter: 1.745 INCHES NOMINAL IN
  • Second End Spline Type: INVOLUTE
  • Second End Pitch Diameter: 1.625 INCHES NOMINAL IN
  • Second End Spline Pressure Angle in Deg: 30.0
  • First End Distance From Bearing Seat to End: 4.000 INCHES NOMINAL IN
  • First End Spline Major Diameter: 1.875 INCHES NOMINAL IN
Applications
  • Applications requiring Steel construction
General Description

The Shaft,axle,automotive, cataloged under National Stock Number 2520-00-758-0052, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Meritor Industrial Products, Llc. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2520-00-758-0052
Primary Part NumberA3802C1251
Item NameShaft,axle,automotive
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerMeritor Industrial Products, Llc
StatusCANCELLED
First End Bearing Seat Diameter2.000 INCHES NOMINAL IN
First End Spline Minor Diameter1.745 INCHES NOMINAL IN
Second End Spline TypeINVOLUTE
Second End Pitch Diameter1.625 INCHES NOMINAL IN
Second End Spline Pressure Angle in Deg30.0
First End Distance From Bearing Seat to End4.000 INCHES NOMINAL IN
First End Spline Major Diameter1.875 INCHES NOMINAL IN
First End TypeSPLINED
First End Bearing SeatINCLUDED
First End Spline Pressure Angle in Deg30.0
Second End Spline Quantity16
First End Spline TypeINVOLUTE
First End Spline Quantity20
Second End Bearing SeatNOT INCLUDED
Second End Spline Length2.312 INCHES NOMINAL IN
Second End TypeSPLINED
First End Bearing Seat Width1.375 INCHES NOMINAL IN
First End Pitch Diameter1.812 INCHES NOMINAL IN
First End Spline Length2.188 INCHES NOMINAL IN
Second End Spline Major Diameter1.740 INCHES NOMINAL IN
Second End Spline Minor Diameter1.580 INCHES NOMINAL IN
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5305-00-213-034999115193 INTERCHANGEABLE
Screw,lock
Alfa Laval Inc
6640-00-444-8000T5038-1 INTERCHANGEABLE
Tongs,laboratory
Cardinal Health 200, Llc
5365-00-652-834215193 INTERCHANGEABLE
Plug,machine Thread
Parker-Hannifin Corporation Dba Control Systems Division
1420-01-100-744515193 INTERCHANGEABLE
Hook-Parachute Rele
Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems
5310-01-112-312015193 INTERCHANGEABLE
Washer,flat
Aerosonic Llc
5120-01-505-750417-2-0986-1 INTERCHANGEABLE
Extraction Tool,pushbutton
W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center
3020-01-572-348315193 INTERCHANGEABLE
Gear,spur
Gta Marine Dba Gta Marine
5120-01-727-9569 INTERCHANGEABLE
Remover,electrical Contact
Cross-Reference Index
Part NumberManufacturer
A3802C1251 PRIMARY Meritor Industrial Products, Llc (USA)
3802C1251 Meritor Heavy Vehicle Systems Llc Off Highway Products and Supply Div Heavy Vehicles Components Opns (USA)
A3802C1251 Meritor Heavy Vehicle Systems Llc Off Highway Products and Supply Div Heavy Vehicles Components Opns (USA)
15193 Tld Wollard Llc (USA)
3802C1251 S&s Truck Parts, Llc (USA)
3802C1251 Elder and Co (USA)
Related Parts
5305-00-213-0349INTERCHANGEABLE
SCREW,LOCK
99115193
6640-00-444-8000INTERCHANGEABLE
TONGS,LABORATORY
T5038-1
5365-00-652-8342INTERCHANGEABLE
PLUG,MACHINE THREAD
15193
1420-01-100-7445INTERCHANGEABLE
HOOK-PARACHUTE RELE
15193
5310-01-112-3120INTERCHANGEABLE
WASHER,FLAT
15193
5120-01-505-7504INTERCHANGEABLE
EXTRACTION TOOL,PUSHBUTTON
17-2-0986-1
3020-01-572-3483INTERCHANGEABLE
GEAR,SPUR
15193
5120-01-727-9569INTERCHANGEABLE
REMOVER,ELECTRICAL CONTACT

Frequently Asked Questions

What is NSN 2520-00-758-0052?

NSN 2520-00-758-0052 is a Shaft,axle,automotive, manufactured by Meritor Industrial Products, Llc, classified under FSC 2520 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2520-00-758-0052?

NSN 2520-00-758-0052 has 6 cross-referenced part numbers: A3802C1251 (Meritor Industrial Products, Llc), 3802C1251 (Meritor Heavy Vehicle Systems Llc Off Highway Products and Supply Div Heavy Vehicles Components Opns), A3802C1251 (Meritor Heavy Vehicle Systems Llc Off Highway Products and Supply Div Heavy Vehicles Components Opns), 15193 (Tld Wollard Llc), 3802C1251 (S&s Truck Parts, Llc) and 1 more.

What NSN replaces 2520-00-758-0052?

There are 8 known substitutes for 2520-00-758-0052: 5305-00-213-0349, 6640-00-444-8000, 5365-00-652-8342 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A3802C1251?

Key specifications for A3802C1251: First End Bearing Seat Diameter: 2.000 INCHES NOMINAL IN; First End Spline Minor Diameter: 1.745 INCHES NOMINAL IN; Second End Spline Type: INVOLUTE; Second End Pitch Diameter: 1.625 INCHES NOMINAL IN. 24 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2520-00-758-0052 still in active supply?

NSN 2520-00-758-0052 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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