PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

590504Gear

General Motors Corp · NSN 2520-00-449-6474 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-00-449-6474 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-449-6474. Primary manufacturer part number: 590504.
Features
  • Gear — FSC 2520
  • 2 verified cross-references
  • Primary manufacturer: General Motors Corp
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear, cataloged under National Stock Number 2520-00-449-6474, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is General Motors Corp. 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.

Catalog Facts
Item NameGear
FSC / FSG2520 — No Item Name Available (FSG 25)
ManufacturersSpalla Inc (CAGE 22852); General Motors Corp (CAGE 24617)
Technical Specifications
ParameterValue
NSN2520-00-449-6474
Primary Part Number590504
Item NameGear
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerGeneral Motors Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5330-01-067-027622515 INTERCHANGEABLE
Seal
Paccar Winch Inc Dba Paccar Winch Division
Cross-Reference Index
Part NumberManufacturer
590504 Spalla Inc (USA)
590504 PRIMARY General Motors Corp (USA)
Related Parts
5330-01-067-0276INTERCHANGEABLE
SEAL
22515

Frequently Asked Questions

What is NSN 2520-00-449-6474?

NSN 2520-00-449-6474 is a Gear, manufactured by General Motors Corp, classified under FSC 2520 (No Item Name Available). Status: active.

What are the part numbers for NSN 2520-00-449-6474?

NSN 2520-00-449-6474 has 2 cross-referenced part numbers: 590504 (Spalla Inc), 590504 (General Motors Corp).

What NSN replaces 2520-00-449-6474?

There is 1 known substitute for 2520-00-449-6474: 5330-01-067-0276. Verify interchangeability with system specifications before substitution.

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