Product Specifications
| Parameter |
Details |
| Model NO. |
6303R |
| Seals Type |
Zz, 2RS, Open |
| Lubrication |
Grease or Oil |
| Precision Rating |
P0, P6, P5, P4 |
| Vibration |
Z1V1, Z2V2, Z3V3 |
| Service |
OEM, ODM |
| Aligning |
Non-Aligning Bearing |
| Separated |
Unseparated |
| Rows Number |
Single |
| Load Direction |
Radial Bearing |
| Material |
Bearing Steel |
| Contact Angle |
0° |
| Transport Package |
Carton, Pallet |
| Specification |
17×47×14 mm |
| HS Code |
8482102000 |
Application Industries
| Industry |
Typical Equipment |
| Industrial Machinery |
Machine Tools, Printing Equipment, Reducers |
| Automotive |
Hub Assemblies, Electric Motors |
| Agriculture |
Harvesters, Tractors |
| Home Appliances |
Washing Machines, Refrigeration Compressors |
| New Energy |
Wind Turbines, Solar Panel Tracking Systems |
Minimize Downtime with Reliable 6303R Deep Groove Ball Bearing for Industrial Machinery
Industrial operations face costly disruptions when bearings fail prematurely—whether from imprecise manufacturing, substandard materials, or mismatched specifications. Many buyers struggle with long lead times for custom precision bearings or uncertainty about product authenticity. As a manufacturer with over 15 years serving global industrial clients, we understand how critical consistent bearing performance is to keeping your production lines running.
Precision-Engineered Deep Groove Ball Bearing for Demanding Applications
The 6303R Deep Groove Ball Bearing addresses these challenges with its P0-P4 precision ratings and Z1V1-Z3V3 noise control, ensuring stable operation in high-speed industrial machinery. Our integrated manufacturing and export capabilities mean we can fulfill orders from 1 piece to bulk quantities, with sample lead times of 3–5 days and bulk delivery within 5–15 days. Whether your equipment requires open, Zz, or 2RS sealed designs, this bearing delivers reliable radial load support for machine tools, reducers, and conveyors.
Optimized Performance in Critical Industrial Environments
This 17x47x14mm industrial ball bearing excels in applications requiring both precision and durability. Its single-row design and 0° contact angle make it ideal for radial load scenarios, while the bearing steel construction ensures resistance to wear under continuous operation. With lubrication options of grease or oil, it adapts to varying speed and temperature conditions—common in manufacturing and processing equipment where consistent performance directly impacts productivity.
Technical Specifications That Drive Reliability
The 6303R’s precision rating directly influences operational efficiency: P4 class bearings minimize runout and vibration, critical for high-precision machine tools where even minor deviations affect product quality. The Z3V3 vibration grade reduces noise and energy loss, making it suitable for noise-sensitive environments like printing presses. Its non-aligning, unseparated design simplifies installation and maintenance, while seal options (Zz, 2RS, Open) allow customization for dust or moisture exposure—key considerations in agricultural or outdoor machinery applications.
Why Authenticity Matters for Total Cost of Ownership
Choosing genuine bearings avoids the hidden costs of counterfeits: early failures lead to unplanned downtime, increased maintenance, and potential damage to adjacent components. Our 6303R bearings are manufactured under ISO9001 and ISO14001 certifications, with full R&D and quality control processes ensuring each unit meets international standards. While cheaper alternatives may reduce upfront costs, the 12-month global warranty and defect replacement policy of our deep groove ball bearings provide long-term security that lowers total operational expenses.
Our Commitment to Your Production Continuity
With a production capacity of 1,000,000 units annually, we maintain stable supply even for large-scale orders. Our technical team offers free guidance on bearing selection and installation, helping you avoid costly mismatches. As both manufacturer and exporter, we control the entire supply chain—from raw material sourcing to shipping—ensuring traceability and quality at every step. We’ve served clients across Europe, America, Southeast Asia, and the Middle East since 2005, building a reputation for reliability in industrial bearing solutions.
Packaging & Shipping
- Secure carton packaging with pallet reinforcement for bulk orders
- 3–5 days lead time for samples, 5–15 days for bulk production
- Flexible shipping via DHL, FedEx, UPS, air freight, or sea freight
- Real-time tracking provided for all shipments
- 1pc MOQ for standard items, supporting emergency maintenance needs
Keep Your Machinery Running—Request Your Quote Today
Every day of delayed maintenance costs valuable production time. Whether you need a single 6303R bearing for emergency repair or bulk quantities for planned production, we ensure fast, reliable delivery. Provide your application details, required precision grade, and quantity, and our team will respond with a tailored quote within 24 hours.
Frequently Asked Questions
Q: Are these bearings authentic and traceable?
A: Yes, all our bearings are manufactured in-house under ISO9001/ISO14001 standards, with full traceability from raw material to shipment. We provide certification documents upon request.
Q: How do I confirm if the 6303R is suitable for my equipment?
A: Share your equipment model, operating speed, load conditions, and required precision grade. Our technical team will verify compatibility and recommend optimal specifications.
Q: What is your warranty policy?
A: We offer a 12-month global warranty covering manufacturing defects. Defective products will be replaced or refunded at no additional cost.
Q: What is the minimum order quantity?
A: Standard items have a 1pc MOQ, making it easy to source single units for emergency repairs or small-scale projects.
Q: How quickly can you ship after payment?
A: Samples ship within 3–5 days, while bulk orders are delivered in 5–15 days depending on quantity. We prioritize urgent orders for critical maintenance needs.
Q: Can you provide OEM/ODM services for this bearing?
A: Yes, we offer full OEM/ODM customization, including custom branding, packaging, and technical specifications to meet your unique application requirements.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
