PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31GX175Differential

Oshkosh Defense Llc · NSN 2520-00-495-7721 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-00-495-7721 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-495-7721. Primary manufacturer part number: 31GX175.
Features
  • Differential — FSC 2520
  • 22 verified cross-references
  • Primary manufacturer: Oshkosh Defense Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Differential, cataloged under National Stock Number 2520-00-495-7721, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Oshkosh Defense Llc. This item has 22 commercial cross-references from 17 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameDifferential
FSC / FSG2520 — No Item Name Available (FSG 25)
ManufacturersCorbitt Co Inc (CAGE 72260); Napco International Llc Dba Napco International Inc (CAGE 95201); Mack Trucks Inc Parts Opn (CAGE 76040); Oshkosh Corp (CAGE 45152); Dart Truck Co (CAGE 19107)
Technical Specifications
ParameterValue
NSN2520-00-495-7721
Primary Part Number31GX175
Item NameDifferential
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerOshkosh Defense Llc
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
3120-00-662-89845192876 INTERCHANGEABLE
Bearing Half Set,sleeve
Rolls-Royce Solutions America Inc
1285-01-091-53455805 INTERCHANGEABLE
Extractor
Protolab
5310-01-514-860490295A187 INTERCHANGEABLE
Washer,flat
Mcmaster-Carr Supply Co
Cross-Reference Index
Part NumberManufacturer
A5-3835L38 Corbitt Co Inc (USA)
12C7103 Napco International Llc Dba Napco International Inc (USA)
61SPA15 Mack Trucks Inc Parts Opn (USA)
31G175 Oshkosh Corp (USA)
A5-3835L38 Dart Truck Co (USA)
5192876 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
A5-3835L38 Mack Trucks Inc Parts Opn (USA)
361280 White Motor Corp (USA)
243666 Brockway Motor Trucks Div of Mack Trucks Inc (USA)
875276001 Kaitlin Corp (USA)
A5-3835L38 Kenworth Truck Co a Div of Paccar Inc (USA)
A192876 Mack Trucks Inc Parts Opn (USA)
A5-3835L38 Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) (USA)
4GEA010 Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) (USA)
A5-3835L38 White Motor Corp (USA)
A5-3835L38 Meritor Heavy Vehicle Systems, Llc (USA)
A5-3835L38 Meritor Heavy Vehicle Systems Llc Off Highway Products and Supply Div Heavy Vehicles Components Opns (USA)
2138212 General Motors Llc Dba General Motors Llc (USA)
A5-3835L38 Truck & Equipment Parts Co (USA)
31GX175 PRIMARY Oshkosh Defense Llc (USA)
Related Parts
3120-00-662-8984INTERCHANGEABLE
BEARING HALF SET,SLEEVE
5192876
1285-01-091-5345INTERCHANGEABLE
EXTRACTOR
5805
5310-01-514-8604INTERCHANGEABLE
WASHER,FLAT
90295A187

Frequently Asked Questions

What is NSN 2520-00-495-7721?

NSN 2520-00-495-7721 is a Differential, manufactured by Oshkosh Defense Llc, classified under FSC 2520 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2520-00-495-7721?

NSN 2520-00-495-7721 has 22 cross-referenced part numbers: A5-3835L38 (Corbitt Co Inc), 12C7103 (Napco International Llc Dba Napco International Inc), 61SPA15 (Mack Trucks Inc Parts Opn), 31G175 (Oshkosh Corp), A5-3835L38 (Dart Truck Co) and 17 more.

What NSN replaces 2520-00-495-7721?

There are 3 known substitutes for 2520-00-495-7721: 3120-00-662-8984, 1285-01-091-5345, 5310-01-514-8604. Verify interchangeability with system specifications before substitution.

Is NSN 2520-00-495-7721 still in active supply?

NSN 2520-00-495-7721 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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