Product Specifications
| Parameter |
Details |
| Model NO. |
604, 605, 606, 607, 608 |
| Rows Number |
Single |
| Load Direction |
Radial Bearing |
| Material |
Bearing Steel |
| Contact Angle |
0° |
| Specification |
4×12×4mm |
| Trademark |
Timken, NSK, Koyo, NTN |
| HS Code |
8482102000 |
Application Industries
| Industry |
Typical Equipment |
| Automotive |
Transmission systems, auxiliary components, steering mechanisms |
| Industrial Manufacturing |
Small electric motors, precision machinery, pumps |
| Home Appliances |
Power tools, small appliances, ventilation equipment |
Prevent Equipment Downtime with Genuine Deep Groove Ball Bearings 604 605 for Auto Parts
Auto parts manufacturers and repair shops often face unexpected production delays due to premature bearing failure, especially with critical components like 4x12x4mm deep groove ball bearings. Sourcing reliable replacements in small quantities can be challenging, while inconsistent quality from uncertified suppliers leads to frequent replacements and increased maintenance costs.
Genuine Timken NSK Koyo NTN Bearings Available for Immediate Shipment
As a professional bearing supplier with over 15 years of export experience, we provide authentic Deep Groove Ball Bearings 604 and 605 in the precise 4x12x4mm size required for auto parts. Our direct partnerships with Timken, NSK, Koyo, and NTN ensure product traceability, while our flexible order policy allows 1-piece MOQ for standard bearings—ideal for urgent repairs or small-batch production needs.
Optimal Performance in Automotive and Industrial Applications
The 604 and 605 Deep Groove Ball Bearings are engineered to handle radial loads in high-speed rotating components, making them suitable for automotive transmission systems, small electric motors, and precision industrial machinery. With a contact angle of 0°, these single-row bearings deliver stable operation under continuous use, ensuring minimal vibration and extended service life in both automotive and general industrial environments.
Key Technical Features Ensuring Reliable Operation
Crafted from high-grade bearing steel, these bearings offer excellent wear resistance and load capacity critical for automotive applications. The 4mm width and 12mm outer diameter balance compact design with structural integrity, allowing installation in space-constrained components. Each unit undergoes dimensional detection and performance testing in our in-house laboratory, complying with ISO industrial standards to guarantee consistent precision and noise control—essential for reducing equipment downtime and maintenance frequency.
Avoid Hidden Costs of Counterfeit Bearings
Counterfeit 604 and 605 bearings often fail within months, causing secondary damage to shafts and housings, unplanned production stops, and increased labor costs for replacements. Genuine Timken NSK Koyo NTN bearings, by contrast, provide predictable performance and meet strict quality criteria, lowering total ownership costs through longer service intervals and reduced failure risks. Our products are certified under ISO 9001:2015 quality management system, ensuring compliance with global automotive standards.
Why Global Buyers Choose Our Bearing Solutions
With production capacity exceeding 1,000,000 units annually, we maintain stable inventory to fulfill orders within 3-5 working days for samples and 5-15 days for bulk quantities. Our professional technical team offers free guidance on bearing selection and installation, while a 12-month warranty covers manufacturing defects, with replacement or refund options available. We serve clients across Europe, North America, Southeast Asia, and the Middle East, supported by multiple secure payment methods including T/T, Credit Card, and Alibaba platform transactions.
Packaging & Shipping
- Standard packaging with protective inner boxes and outer carton reinforcement
- Sample orders shipped within 3-5 working days; bulk orders within 5-15 working days
- Global logistics options including DHL, FedEx, UPS, air, and sea freight
- Real-time tracking number provided upon shipment
- 1-piece MOQ for standard bearings, supporting emergency repairs and small-batch purchases
Secure Your Bearing Supply Today
Whether you need urgent replacements for auto parts production or reliable stock for ongoing operations, our genuine 604 and 605 Deep Groove Ball Bearings ensure consistent performance. Send your order details, including quantity and application requirements, to receive a prompt quote and secure your shipment without delay.
Frequently Asked Questions
Q: Are these bearings genuine Timken, NSK, Koyo, or NTN products?
A: Yes, we supply genuine original brand bearings sourced directly from authorized channels, with full traceability documentation available upon request.
Q: How can I confirm if the 604/605 4x12x4mm bearing fits my equipment?
A: Provide your equipment model or technical drawings, and our engineering team will verify compatibility based on load, speed, and dimensional requirements.
Q: What warranty coverage do you offer?
A: All products come with a 12-month warranty from the delivery date, covering manufacturing defects with free replacement or refund options.
Q: What is the minimum order quantity?
A: Standard bearings have a 1-piece MOQ, while customized orders can be negotiated based on specific requirements.
Q: How do you ensure product quality before shipment?
A: Each bearing undergoes strict inspection, including dimensional checks and performance testing, in compliance with ISO standards and our in-house quality control protocols.
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