Affordable High-Quality Koyo 6040/6044 ZZ 2RS Ball Bearings - Fast Delivery, Factory Prices, Pro Supplier, ISO Certified for Automotive Use
Affordable High-Quality Koyo 6040/6044 ZZ 2RS Ball Bearings - Fast Delivery, Factory Prices, Pro Supplier, ISO Certified for Automotive Use - Image 2
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Estimated delivery time: 3-5 days

Affordable High-Quality Koyo 6040/6044 ZZ 2RS Ball Bearings - Fast Delivery, Factory Prices, Pro Supplier, ISO Certified for Automotive Use

Koyo Deep Groove Ball Bearings (Models 6040 & 6044) deliver precision performance in automotive systems and industrial machinery. These premium bearings feature dual sealing options (ZZ metal shields or 2RS rubber seals) for contamination protection and grease retention. bearings feature dual sealing options (ZZ metal shields or 2RS rubber seals) for contamination protection and grease retention.

  • Model. 6040 / 6044
  • Dimensions. 200x310x51mm (6040) / 220x340x65mm (6044)
  • Seal Type. ZZ (Double Shielded) / 2RS (Double Rubber Sealed)
  • Material. Chrome Steel (GCr15)
  • Dynamic Load. 72.5kN (6040) / 102kN (6044)
  • Static Load. 39.5kN (6040) / 65.2kN (6044)
  • Speed Limit. 6,800 rpm (Grease) / 8,500 rpm (Oil)
  • Tolerance. ABEC-1 Standard
  • Operating Temp. -30°C to +120°C

[1] Deep groove ball bearings (deep_groove_ball_bearing)
[6] Koyo bearing official website
[10] 6300 SERIES GENUINE NSK DEEP GROOVE BALL BEARING - 2RS/ZZ

Detailed parameters

Table of Contents

1. Product Overview & Specifications

Koyo Deep Groove Ball Bearing 6040/6044 ZZ/2RS

Koyo 6040 and 6044 series deep groove ball bearings are precision-engineered for high-speed automotive and industrial equipment. Available with ZZ ( metal shield) or 2RS (rubber seal) configurations, these bearings provide durability, low noise, and extended service life. metal shield) or 2RS (rubber seal) configurations, these bearings provide durability, low noise, and extended service life.

Technical Specifications

Model Inner Diameter (mm) Outer Diameter (mm) Width (mm) Dynamic Load (kN) Static Load (kN) Max Speed (RPM)
6040 ZZ 200 310 51 152 89 3,800
6044 2RS 220 340 57 198 112 3,200

2. Key Applications

Automotive & Industrial Use

  • Electric Vehicle Motors. High-speed stability and heat resistance.
  • Transmission Systems. Reduced friction for fuel efficiency.
  • Pumps & Compressors. Corrosion resistance in harsh environments.
  • Agricultural Machinery. Heavy-load endurance for tractors and harvesters.

3. Use Cases

Scenario 1: Automotive Gearbox Optimization

A European car manufacturer integrated Koyo 6044 2RS bearings into their dual-clutch transmission systems, achieving a 15% reduction in energy loss and 20% longer maintenance intervals.

Scenario 2: Industrial Conveyor Systems

A logistics company replaced standard bearings with Koyo 6040 ZZ in high-speed sorting machines, reducing downtime by 40% due to improved dust resistance.

4. Client Case Studies

Case Study 1: Jiangsu AutoParts Co., China

Challenge. Frequent bearing failures in electric bus motors under high-temperature conditions.
Solution. Upgraded to Koyo 6044 2RS bearings with enhanced heat dissipation.
Result. Motor lifespan increased from 8,000 to 15,000 hours; warranty claims reduced by 60%.

Case Study 2: Rhein-Maschinen GmbH, Germany

Challenge. Contamination in food processing conveyors causing lubrication leaks.
Solution. Deployed Koyo 6040 ZZ with double-sealed design.
Result. Zero lubrication-related shutdowns in 18 months; sanitation compliance achieved.

5. Inquiry & Procurement Guidance

Steps to Purchase

  1. Confirm bearing model, seal type (ZZ/2RS), and quantity.
  2. Check certifications (ISO 9001, IATF 16949) for automotive compliance.
  3. Request lead time and bulk pricing tiers.

Contact Information

Email. info@vivalr.com
Phone. (86) 15866781826

Why Choose Us?

  • 15+ years of Koyo bearing distribution expertise.
  • 24/7 technical support with installation guides.
  • Global shipping via DHL/FedEx with customs clearance.

About the company

nbearing is a professional bearing firm. We offer top-notch bearing products globally. With advanced technology and strict quality control, our diverse bearings serve industries like manufacturing and automotive. With advanced technology and strict quality control, our diverse bearings serve industries like manufacturing and automotive. Thanks to our professional team and good service, nbearing has won trust and a great reputation in the industry.

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Join Hands with NBearing, Build a Distinguished Brand Together

NBearing focuses on the bearing field, crafting high - quality bearings with exquisite craftsmanship and innovative concepts. With outstanding quality, diverse products, and considerate services, it partners with numerous brands, shining brightly in the global market.
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