Product Specifications
| Parameter |
Details |
| Model NO. |
6004 |
| Seals Type |
Zz, 2RS, Open |
| Lubrication |
Grease or Oil |
| Precision Rating |
P0, P6, P5, P4 |
| Vibration |
Z1V1, Z2V2, Z3V3 |
| Service |
OEM, ODM |
| Specification |
20*42*12mm |
| Trademark |
koyo |
| Origin |
China |
| HS Code |
8482102000 |
Application Industries
| Industry |
Typical Equipment |
| Manufacturing |
Electric Motors, Pumps, Fans, Conveyors |
| Automotive |
Electric Vehicle Auxiliary Motors, Power Steering Systems |
| Home Appliances |
Washing Machines, Air Conditioner Compressors |
| New Energy |
Solar Panel Tracking Systems, Small Wind Turbines |
Prevent Costly Downtime with Reliable Deep Groove Ball Bearings Koyo 6004
Electric motor failures often trace back to substandard bearings—premature wear, excessive noise, and unexpected shutdowns disrupt production schedules and inflate maintenance costs. Sourcing genuine high-precision bearings with consistent quality can be challenging, especially when balancing MOQ requirements and delivery timelines.
Genuine Koyo 6004 Bearings for Uninterrupted Electric Motor Performance
Our Deep Groove Ball Bearings Koyo 6004 address these pain points with precision-engineered solutions for electric motors. As a professional bearing supplier with decades of export experience, we ensure each 20x42x12mm bearing meets P0-P4 precision standards, supporting stable operation in demanding industrial environments. Whether you need open, Zz shielded, or 2RS sealed variants, our灵活 MOQ policy (1 piece for standard bearings) and 3-5 day sample delivery keep your production on track.
Optimized Performance in Critical Electric Motor Applications
This Koyo 6004 bearing excels in high-speed electric motor scenarios, where its 20mm bore diameter and 42mm outer diameter balance load capacity with compact design. The 12mm width provides rigid support for rotating shafts, while Z2-Z3-Z4 vibration grades minimize noise in residential and commercial appliances. In automotive auxiliary motors, the bearing’s grease lubrication ensures reliable performance across temperature fluctuations, reducing the need for frequent maintenance.
Technical Specifications That Drive Motor Efficiency
Precision rating directly impacts motor performance: P4 grade bearings reduce rotational runout by up to 50% compared to standard P0, enhancing energy efficiency and extending motor lifespan. The Z3V3 vibration class limits operational noise to below 45dB, critical for office equipment and household appliances. Seal options cater to specific environments—2RS seals offer superior dust and moisture resistance for outdoor applications like agricultural irrigation motors, while open designs optimize heat dissipation in high-temperature industrial settings.
Avoid Hidden Costs of Counterfeit Bearings
Non-genuine Koyo bearings may save upfront costs but often fail within 3-6 months, leading to motor breakdowns that cost 10x the bearing price in repairs and downtime. Our products adhere to ISO 9001:2015 quality standards, with full-process production supervision and dimensional testing in our in-house laboratory. Each bearing undergoes noise and vibration testing to ensure compliance with ABMA and DIN specifications, delivering predictable performance and lowering total cost of ownership.
Why Global Buyers Choose Our Bearings
With 18 years of manufacturing experience, we serve brand owners and industrial buyers across Europe, North America, and Southeast Asia. Our ISO 14001 environmental certification ensures sustainable production practices, while our professional R&D team provides free technical guidance on bearing selection and installation. We maintain large inventories to support bulk orders with 5-15 day delivery, and offer a 12-month warranty with free replacement for qualified defective products—no hidden clauses, just reliable service.
Packaging & Shipping
- Carton and pallet packaging with protective inner layers to prevent damage during transit
- Sample orders shipped within 3-5 working days; bulk orders within 5-15 working days
- Multiple logistics options including DHL, FedEx, UPS, air freight, and sea freight
- Real-time tracking numbers provided once shipment is dispatched
- 1 piece MOQ for standard bearings, ideal for emergency repairs or small-batch testing
Secure Your Electric Motor Performance Today
Delayed bearing replacement means increased risk of motor failure and production losses. Send us your required quantity, seal type, and precision grade, and our team will confirm stock availability and provide a detailed quote within 24 hours. Keep your equipment running with bearings you can trust.
Frequently Asked Questions
Q: Are these genuine Koyo bearings?
A: Yes, we supply genuine original Koyo bearings sourced through authorized channels, with full traceability documentation available upon request.
Q: How do I confirm if the 6004 bearing fits my electric motor?
A: Provide your motor model or shaft diameter, load requirements, and operating speed. Our technical team will verify compatibility and recommend the optimal seal and precision grade.
Q: What is your warranty policy?
A: All Koyo bearings come with a 12-month warranty from the date of delivery. Defective products due to manufacturing issues will be replaced free of charge or refunded.
Q: What is the minimum order quantity?
A: We accept 1 piece MOQ for standard 6004 bearings, with no MOQ for sample orders to facilitate quality testing.
Q: How long does shipping take to Europe?
A: Sample orders to Europe typically arrive in 3-5 working days via DHL/FedEx; bulk orders take 5-10 working days depending on quantity and shipping method.
Q: How can I verify the authenticity of the bearings?
A: Each Koyo bearing features laser-etched branding and packaging with anti-counterfeit labels. We provide batch test reports and certification documents for traceability.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
