PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3688584Gear Assy

General Motors Corp Chevrolet Motor Div Special Products Dept · NSN 2520-00-891-6699 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-00-891-6699 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-891-6699. Primary manufacturer part number: 3688584.
Features
  • Gear Assy — FSC 2520
  • 17 verified cross-references
  • Primary manufacturer: General Motors Corp Chevrolet Motor Div Special Products Dept
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear Assy, cataloged under National Stock Number 2520-00-891-6699, 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 Chevrolet Motor Div Special Products Dept. This item has 17 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameGear Assy
FSC / FSG2520 — No Item Name Available (FSG 25)
ManufacturersGeneral Motors Corp Chevrolet Motor Div Special Products Dept (CAGE 11862); Spalla Inc (CAGE 22852); General Motors Corp (CAGE 24617); Perfection Clutch (CAGE 31204); Republic Gear Co (CAGE 77605)
Technical Specifications
ParameterValue
NSN2520-00-891-6699
Primary Part Number3688584
Item NameGear Assy
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerGeneral Motors Corp Chevrolet Motor Div Special Products Dept
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
2920-00-494-571750160-8 INTERCHANGEABLE
Lead,ignition,engine
Champion Aerospace Llc
Cross-Reference Index
Part NumberManufacturer
3688584 General Motors Corp Chevrolet Motor Div Special Products Dept (USA)
360896 Spalla Inc (USA)
3705458 General Motors Corp (USA)
3857020 General Motors Corp Chevrolet Motor Div Special Products Dept (USA)
3705458 General Motors Corp Chevrolet Motor Div Special Products Dept (USA)
3905429 General Motors Corp Chevrolet Motor Div Special Products Dept (USA)
AWT250-12A Perfection Clutch (USA)
K345-20B Republic Gear Co (USA)
3905429 General Motors Corp (USA)
3692598 General Motors Corp Chevrolet Motor Div Special Products Dept (USA)
3857020 General Motors Corp (USA)
360896 General Motors Corp Chevrolet Motor Div Special Products Dept (USA)
AWT250-12C Borg-Warner Automotive Inc Transmission and Engine Components (USA)
3688584 General Motors Corp (USA)
3692598 General Motors Corp (USA)
K345-20 Republic Gear Co (USA)
AWT250-12B Perfection Clutch (USA)
Related Parts
2920-00-494-5717INTERCHANGEABLE
LEAD,IGNITION,ENGINE
50160-8

Frequently Asked Questions

What is NSN 2520-00-891-6699?

NSN 2520-00-891-6699 is a Gear Assy, manufactured by General Motors Corp Chevrolet Motor Div Special Products Dept, classified under FSC 2520 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2520-00-891-6699?

NSN 2520-00-891-6699 has 17 cross-referenced part numbers: 3688584 (General Motors Corp Chevrolet Motor Div Special Products Dept), 360896 (Spalla Inc), 3705458 (General Motors Corp), 3857020 (General Motors Corp Chevrolet Motor Div Special Products Dept), 3705458 (General Motors Corp Chevrolet Motor Div Special Products Dept) and 12 more.

What NSN replaces 2520-00-891-6699?

There is 1 known substitute for 2520-00-891-6699: 2920-00-494-5717. Verify interchangeability with system specifications before substitution.

Is NSN 2520-00-891-6699 still in active supply?

NSN 2520-00-891-6699 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.
PartsTable Design LLC · partstable.com