PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-A-52490-4L650SET2Belts,v,matched Set

Federal Commercial Item Description Promulgated by General Services Administration Washington DC · NSN 3030-00-278-1669 · FSC 3030 · No Item Name Available
Verified by PartsTable
NSN 3030-00-278-1669 — this item is cataloged by the U.S. Government under National Stock Number 3030-00-278-1669. Primary manufacturer part number: A-A-52490-4L650SET2.
Features
  • Belts,v,matched Set — FSC 3030
  • Nominal Effective Outside Length: 65.000 INCHES IN
  • Performance Type: LIGHT DUTY
  • Style Designator: PLAIN
  • Material: FIBER AND RUBBER BODY
  • Cross-Sectional Size: 4L
  • Belt Quantity: 2
  • Strengthening Feature: FIBER CORD
Applications
  • Applications requiring Fiber and Rubber Body construction
General Description

The Belts,v,matched Set, cataloged under National Stock Number 3030-00-278-1669, is classified within Federal Supply Class 3030 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3030-00-278-1669
Primary Part NumberA-A-52490-4L650SET2
Item NameBelts,v,matched Set
FSC / FSG3030 / 30 — No Item Name Available
ManufacturerFederal Commercial Item Description Promulgated by General Services Administration Washington DC
StatusCANCELLED
Nominal Effective Outside Length65.000 INCHES IN
Performance TypeLIGHT DUTY
Style DesignatorPLAIN
MaterialFIBER AND RUBBER BODY
Cross-Sectional Size4L
Belt Quantity2
Strengthening FeatureFIBER CORD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3120-00-353-8716 INTERCHANGEABLE
Bearing Half,sleeve
3030-00-528-4545 INTERCHANGEABLE
Belt,v
3030-00-869-5640 INTERCHANGEABLE
Belts,v,matched Set
5935-00-882-6454235PH3702 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Avx Corporation
2540-00-888-09041279813 INTERCHANGEABLE
Mirror Head,vehicular
Chrysler Realty Company Llc Dba Daimler Chrysler
2540-00-891-66072000 INTERCHANGEABLE
Mirror Assembly,rearview
Chantilly Development Corporation Dba Acme Specialty Mfg Co Div Acme Specialty Mfg.
6150-01-097-374017512 INTERCHANGEABLE
Cable Assembly,power,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
5305-01-150-802612022 INTERCHANGEABLE
Screw,machine
Federal Screw Products, Inc.
3040-01-216-300312022 INTERCHANGEABLE
Shaft,shouldered
Terex Reedrill Dba Reedrill Texoma Div Terex Mining
5307-01-218-717712022 INTERCHANGEABLE
Stud,plain
Dana Commercial Vehicle Products, Llc
Cross-Reference Index
Part NumberManufacturer
A-A-52490-4L650SET2 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
NA109 Curcio Inc (USA)
159-372 Graco Inc. (USA)
4L650SET2 Gates Corporation (USA)
A-A-52490ANOT2 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
A-A-52490 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
4L650-2 Contitech Usa, Inc Dba Veyance Technologies (USA)
120-22 Houdaille Industries Inc Powermatic Div (USA)
4L650-2 Pirelli Power Transmission Corp (USA)
A52490-4L650-2 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
4L650-2 Goodyear Tire and Rubber Co the (USA)
Related Parts
3120-00-353-8716INTERCHANGEABLE
BEARING HALF,SLEEVE
3030-00-528-4545INTERCHANGEABLE
BELT,V
3030-00-869-5640INTERCHANGEABLE
BELTS,V,MATCHED SET
5935-00-882-6454INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
235PH3702
2540-00-888-0904INTERCHANGEABLE
MIRROR HEAD,VEHICULAR
1279813
2540-00-891-6607INTERCHANGEABLE
MIRROR ASSEMBLY,REARVIEW
2000
6150-01-097-3740INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
17512
5305-01-150-8026INTERCHANGEABLE
SCREW,MACHINE
12022
3040-01-216-3003INTERCHANGEABLE
SHAFT,SHOULDERED
12022
5307-01-218-7177INTERCHANGEABLE
STUD,PLAIN
12022
4820-01-281-9377INTERCHANGEABLE
SEAT,VALVE
5330-01-354-7649INTERCHANGEABLE
PARTS KIT,SEAL REPLACEMENT,MECHA
12022

Frequently Asked Questions

What is NSN 3030-00-278-1669?

NSN 3030-00-278-1669 is a Belts,v,matched Set, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 3030 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3030-00-278-1669?

NSN 3030-00-278-1669 has 11 cross-referenced part numbers: A-A-52490-4L650SET2 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), NA109 (Curcio Inc), 159-372 (Graco Inc.), 4L650SET2 (Gates Corporation), A-A-52490ANOT2 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC) and 6 more.

What NSN replaces 3030-00-278-1669?

There are 12 known substitutes for 3030-00-278-1669: 3120-00-353-8716, 3030-00-528-4545, 3030-00-869-5640 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A-A-52490-4L650SET2?

Key specifications for A-A-52490-4L650SET2: Nominal Effective Outside Length: 65.000 INCHES IN; Performance Type: LIGHT DUTY; Style Designator: PLAIN; Material: FIBER AND RUBBER BODY. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3030-00-278-1669 still in active supply?

NSN 3030-00-278-1669 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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