PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DF374Belt,v

Reliance Electric Company Dba Reliance & Dodge Brands · NSN 3030-00-528-4629 · FSC 3030 · No Item Name Available
Verified by PartsTable
NSN 3030-00-528-4629 — this item is cataloged by the U.S. Government under National Stock Number 3030-00-528-4629. Primary manufacturer part number: DF374.
Features
  • Belt,v — FSC 3030
  • Style Designator: COG OR NOTCHED
  • Material: FIBER AND RUBBER BODY
  • Nominal Effective Outside Length: 74.000 INCHES IN
  • Cross-Sectional Size: 5L
  • Strengthening Feature: FIBER CORD
  • 27 verified cross-references
  • Primary manufacturer: Reliance Electric Company Dba Reliance & Dodge Brands
Applications
  • Applications requiring Fiber and Rubber Body construction
General Description

The Belt,v, cataloged under National Stock Number 3030-00-528-4629, is classified within Federal Supply Class 3030 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Reliance Electric Company Dba Reliance & Dodge Brands. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 27 commercial cross-references from 20 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
NSN3030-00-528-4629
Primary Part NumberDF374
Item NameBelt,v
FSC / FSG3030 / 30 — No Item Name Available
ManufacturerReliance Electric Company Dba Reliance & Dodge Brands
StatusCANCELLED
Style DesignatorCOG OR NOTCHED
MaterialFIBER AND RUBBER BODY
Nominal Effective Outside Length74.000 INCHES IN
Cross-Sectional Size5L
Strengthening FeatureFIBER CORD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4820-00-053-0912 INTERCHANGEABLE
Valve,safety Relief
3110-00-073-2640 INTERCHANGEABLE
Bearing,ball,annular
5330-00-127-7162 INTERCHANGEABLE
Gasket
2530-00-139-4058390934C91 INTERCHANGEABLE
Parts Kit,hydraulic Brake Master
Navistar Intl Corp Truck Br Ohio Plant
3110-00-155-8879136539-16 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5331-00-250-1208 INTERCHANGEABLE
O-Ring
6625-00-250-1330MIS-10255 INTERCHANGEABLE
Generator,signal
Us Army Aviation and Missile Command
5325-00-298-9458197083 INTERCHANGEABLE
Ring,retaining
Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
5935-00-353-21477756235 INTERCHANGEABLE
Connector,receptacle,electrical
Ogden Air Logistics Center
5935-00-475-753927-40 INTERCHANGEABLE
Adapter,connector
Amphenol Corporation Div Amphenol Rf
Cross-Reference Index
Part NumberManufacturer
DF374 Reliance Electric Company Dba Reliance & Dodge Brands (USA)
5L740 Carlisle Power Transmission Products Inc (USA)
5L740 Goodrich Corporation (USA)
3740 Gates Corporation (USA)
3740 GATES Zf Industrieantriebe Witten Gmbh (DEU)
5L740 Parker-Hannifin Corporation Dba Industrial Hose Product Division Div Hose Products Division (USA)
5L740 Lanxess Corporation (USA)
5L740 Goodyear Tire and Rubber Co the (USA)
AA52490-5L740 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
5L740 Hbd Industries, Inc Div Hbd/thermoid Inc (USA)
3740 Fm Af, Llc Dba American Fan Company (USA)
MS39243-50 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
FB74 Goodyear Tire and Rubber Co the (USA)
3030005284629 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
2710 Raymark Industries Inc (USA)
A-A-52490 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
5L740 Contitech Usa, Inc Dba Veyance Technologies (USA)
5L740 Emerson Electric Co Browning Mfg Div (USA)
215-11-256 Buffalo Machine Tools of Niagara Inc Div Buffalo Machines Inc (USA)
A52490-5L740 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
4820-00-053-0912INTERCHANGEABLE
VALVE,SAFETY RELIEF
3110-00-073-2640INTERCHANGEABLE
BEARING,BALL,ANNULAR
5330-00-127-7162INTERCHANGEABLE
GASKET
2530-00-139-4058INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE MASTER
390934C91
3110-00-155-8879INTERCHANGEABLE
BEARING,BALL,ANNULAR
136539-16
5331-00-250-1208INTERCHANGEABLE
O-RING
6625-00-250-1330INTERCHANGEABLE
GENERATOR,SIGNAL
MIS-10255
5325-00-298-9458INTERCHANGEABLE
RING,RETAINING
197083
5935-00-353-2147INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
7756235
5935-00-475-7539INTERCHANGEABLE
ADAPTER,CONNECTOR
27-40
6640-00-494-3965INTERCHANGEABLE
TUBE,EXTRACTION
3740-M
5935-00-501-6853INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL

Frequently Asked Questions

What is NSN 3030-00-528-4629?

NSN 3030-00-528-4629 is a Belt,v, manufactured by Reliance Electric Company Dba Reliance & Dodge Brands, classified under FSC 3030 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3030-00-528-4629?

NSN 3030-00-528-4629 has 27 cross-referenced part numbers: DF374 (Reliance Electric Company Dba Reliance & Dodge Brands), 5L740 (Carlisle Power Transmission Products Inc), 5L740 (Goodrich Corporation), 3740 (Gates Corporation), 3740 GATES (Zf Industrieantriebe Witten Gmbh) and 22 more.

What NSN replaces 3030-00-528-4629?

There are 12 known substitutes for 3030-00-528-4629: 4820-00-053-0912, 3110-00-073-2640, 5330-00-127-7162 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of DF374?

Key specifications for DF374: Style Designator: COG OR NOTCHED; Material: FIBER AND RUBBER BODY; Nominal Effective Outside Length: 74.000 INCHES IN; Cross-Sectional Size: 5L. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3030-00-528-4629 still in active supply?

NSN 3030-00-528-4629 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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