NACHI 6202 6203 6204 Deep Groove Ball Bearing High Quality
Enjoy smooth, reliable performance with NACHI Deep Groove Ball Bearing—designed to minimize downtime and keep your machinery running at peak efficiency. Whether you need grease or oil lubrication, these bearings deliver long life and low noise, solving common issues with wear and operational disruptions.
- Precision ratings from P0 to P4 ensure consistent performance for high-speed applications
- Single-row radial design with 0° contact angle handles radial loads effortlessly
- Available in models 6202, 6203, 6204 with 20*47*14 mm specification
- Rich stock availability means quick shipping to keep your operations on schedule
Product Specifications
| Parameter | Details |
|---|---|
| Model Number | 6202 6203 6204 |
| Bearing Type | Deep Groove Ball Bearing |
| Specification | 20*47*14 mm |
| Material | Bearing Steel |
| Precision Rating | P0 P6 P5 P4 |
| Clearance | C0 / C2 / C3 |
| Lubrication | Grease or Oil |
| Load Direction | Radial Bearing |
| Contact Angle | 0° |
| Rows Number | Single |
| Separated | Unseparated |
| Aligning | Non-Aligning Bearing |
| Feature | Long Life, High Speed, Low Noise |
| Stock | Rich Stocks |
| Service | OEM ODM |
| Trademark | NACHI |
| Origin | Japan |
| Transport Package | Carton Pallet |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Automation Equipment | Conveyor systems, electric motors, pumps |
| Automotive | Wheel hubs, gearboxes, alternators |
| Industrial Machinery | Machine tools, textile equipment, compressors |
Need Reliable NACHI 6202 6203 6204 Deep Groove Ball Bearings? Here’s What Matters
Finding the right deep groove ball bearings can be a hassle—whether it’s matching dimensions across different brands, dealing with frequent maintenance from low-quality options, or struggling to source multiple models from a single supplier. These issues often lead to delayed projects and unexpected downtime, especially when precision and reliability are critical.
Built for Consistent Performance in Demanding Applications
Our NACHI 6202, 6203, and 6204 deep groove ball bearings address these challenges with their high-quality construction and availability. Manufactured to strict standards, these bearings feature long life, high-speed capabilities, and low noise operation—ideal for automation equipment, automotive systems, and industrial machinery. With rich stocks and ISO 9001-certified processes, we ensure you get the right bearings when you need them, without compromising on quality.
Optimized for High-Speed, Low-Maintenance Operations
These deep groove ball bearings excel in applications requiring radial load support at rotational speeds up to their design limits. The 0° contact angle ensures efficient radial load distribution, while the unseparated design simplifies installation and reduces assembly errors. Whether used in electric motors running continuous shifts or conveyor systems handling variable loads, their precision rating (P0 to P4) and clearance options (C0/C2/C3) allow customization to specific operating conditions, minimizing vibration and extending service life.
Engineering Details That Impact Reliability
The bearing steel material provides excellent hardness and wear resistance, critical for withstanding repeated stress in high-speed applications. The single-row design balances load capacity with compact dimensions, making it suitable for space-constrained assemblies. Lubrication flexibility (grease or oil) allows adaptation to temperature variations and operating environments, from clean industrial settings to more demanding conditions. Precision manufacturing ensures consistent dimensions (20*47*14 mm for the 6204 model), enabling interchangeability with major international standards for easy replacement.
Why Choosing the Right Bearing Lowers Total Cost
Investing in quality bearings like these NACHI models reduces long-term costs by minimizing downtime and maintenance. Inferior bearings often fail early due to material inconsistencies or poor precision, leading to equipment damage and production losses. In contrast, these bearings’ long life and low noise operation decrease the need for frequent replacements and repairs. By selecting the appropriate clearance and precision class upfront, you ensure optimal performance, avoiding costly over-specification or underperformance issues that affect total operational efficiency.
Quality Backed by Rigorous Standards
Our supply chain follows ISO 9001-certified production and inspection processes, including raw material testing and成品尺寸、硬度及表面处理检测. We stand behind the quality of these bearings with a warranty against manufacturing defects, providing peace of mind for your applications. With access to a wide range of brands—including NACHI and other international and domestic options—we can source bearings to your exact specifications, whether you need standard models or custom OEM/ODM solutions.
Packaging & Shipping
- Packaged in cartons and pallets for secure transportation
- Available from rich stocks for prompt dispatch
- Flexible shipping options: courier, air, or sea freight
- Low minimum order quantity supported for both small and large purchases
Request a Quote for NACHI 6202 6203 6204 Bearings
Whether you need these specific NACHI models or other bearing types, we can provide a tailored quote based on your requirements. Simply share the model number, dimensions, quantity, and destination, and our team will respond with pricing and lead time. With our extensive inventory and procurement network, we ensure timely delivery to keep your operations running smoothly.
Frequently Asked Questions
Q: Do you supply bearings from other brands or models?
A: Yes, we support inquiries for all bearing brands and models, including international mainstream brands (SKF, NSK, NTN, Koyo, NACHI, IKO, FAG, Timken, etc.) and domestic quality brands, supplied according to customer-specified standards.
Q: How can I confirm if this bearing fits my equipment?
A: Provide your equipment’s required bearing dimensions (bore diameter, outer diameter, width) or model number, and our technical team will verify compatibility with the NACHI 6202, 6203, 6204 specifications.
Q: What is your warranty policy for these bearings?
A: We offer a warranty period for manufacturing defects. Specific terms are outlined in the sales contract, and defective products will be replaced or refunded according to the agreement.
Q: What is the minimum order quantity?
A: We support low minimum order quantities, allowing both small-batch trial orders and large-volume purchases to meet your needs.
Q: How long does shipping take, and what methods are available?
A: In-stock items are shipped promptly. Shipping methods include courier (express), air freight, and sea freight, with delivery times varying by destination and chosen service.
Q: Do you offer OEM/ODM customization?
A: Yes, we provide OEM/ODM services for bearings, including custom dimensions, materials, and specifications based on customer drawings or requirements.
Ready to order or need a quote?
Send the bearing model, dimensions (d x D x B), and quantity — we’ll get back to you with pricing and lead time.
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- Product Name
- NACHI 6202 6203 6204 Deep Groove Ball Bearing High Quality
- Category
- Deep Groove Ball Bearing
- Brand
- SKF
- Certification
- ISO 9001 · TS 16949
- Lead Time
- 7 Working Days
Our engineers will respond within 12 hours with a tailored solution.
Request QuoteGeneral Specifications
| Bearing Type | Deep Groove Ball Bearing |
| Brand | SKF |
| Quality Standard | ISO 9001 / TS 16949 |
| Precision Grade | P0 / P5 / P6 (custom) |
| Material | Chrome Steel / Stainless |
| Cage Material | Steel / Brass / Polyamide |
| Lubrication | Grease / Oil (specify) |
| Operating Temp. | -40°C to +200°C |
| Min. Order Qty | 1 pc (samples available) |
| Prototype Lead Time | 7 Working Days |
Performance Parameters
| Load Capacity | Contact for C0/Cr values |
| Speed Rating | Contact for ndm limit |
| Vibration Level | Z1 / Z2 / Z3 (custom) |
| Noise Level | V1 / V2 / V3 (custom) |
| Fatigue Life | L10h per ISO 281 |
| Sealing Options | Open / Z / 2Z / RS / 2RS |
Our engineering team can modify bearing dimensions, materials, seals, and clearances to meet your specific operating requirements. Submit your drawing or spec sheet for a tailored proposal.
Wind Power
Main shaft bearings, gearbox bearings, and generator bearings for onshore and offshore wind turbines.
Mining & Quarrying
Heavy-duty bearings for crushers, conveyors, and rotary equipment in extreme dust and shock-load environments.
Steel & Metallurgy
High-temperature bearings for rolling mills, continuous casting, and furnace applications.
Automotive / EV
Wheel hub bearings, transmission bearings, and e-motor bearings for passenger and commercial vehicles.
Rail Transit
Axle box bearings, traction motor bearings, and gearbox bearings meeting EN/UIC railway standards.
Precision Machinery
High-precision spindle bearings, angular contact bearings, and super-precision bearings for CNC and robotics.
Application Design
EngineeringOur engineers analyze your operating conditions -- load, speed, temperature, environment -- and select or design the optimal bearing solution to maximize service life and reduce total cost of ownership.
Custom Modification
7-Day TurnaroundNeed non-standard dimensions, special materials, or modified clearances? We can modify standard SKF bearings or manufacture fully custom solutions with a 7-day prototype turnaround.
Failure Analysis
DiagnosticsWhen bearings fail prematurely, our team conducts root-cause analysis using advanced diagnostic tools to identify the failure mode and recommend corrective action.
Predictive Maintenance
Up to 40% Less DowntimeWe deploy vibration monitoring, thermal imaging, and oil analysis programs that detect bearing deterioration early -- reducing unplanned downtime by up to 40%.
On-site Installation
Global CoverageProper installation is critical to bearing performance. Our certified technicians provide on-site installation support, alignment verification, and operator training worldwide.
Lifecycle Support
Enterprise SLAFrom initial selection through end-of-life, our dedicated account managers provide scheduled maintenance plans, re-lubrication programs, and replacement forecasting for enterprise clients.
The engineering partner advantage
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NACHI 6202 6203 6204 Deep Groove Ball Bearing High Quality
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