Product Specifications
| Parameter |
Details |
| Model NO. |
6903 |
| 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 |
25×47×12 mm |
| Trademark |
BDL |
| Origin |
China |
| HS Code |
8482102000 |
| Production Capacity |
1,000,000 units |
Application Industries
| Industry |
Typical Equipment |
| Industrial Machinery |
Machine Tools, Printing Equipment, Gearboxes |
| Automotive |
Electric Motors, Wheel Hubs, Transmission Systems |
| Agriculture |
Harvesters, Tractors, Farm Machinery |
| New Energy |
Wind Turbines, Solar Panel Systems |
| Home Appliances |
Refrigeration Compressors, Washing Machines |
Minimize Downtime with Reliable Deep Groove Ball Bearing 6903 Zz 2RS
Industrial machinery operators know the frustration of unexpected bearing failures—costing hours of production, emergency repairs, and lost revenue. Many struggle with inconsistent quality from low-cost suppliers, while others face delays from minimum order quantities that don’t fit urgent repair needs. When precision and reliability matter, choosing the right bearing isn’t just a purchase—it’s a critical operational decision.
Engineered for Consistent Performance in Demanding Applications
Our Deep Groove Ball Bearing 6903 Zz 2RS addresses these challenges with a design built for durability and flexibility. Available in P0-P4 precision grades and Z1V1-Z3V3 vibration levels, this bearing delivers stable rotation for industrial machinery, from machine tools to conveyors. With 1pc MOQ for standard items and 3–5 day sample lead times, we support both small-batch repairs and large-scale production needs without compromising on quality.
Optimized for High-Speed and Heavy-Load Conditions
This 25x47x12mm bearing excels in radial load applications, making it ideal for high-speed rotating components like electric motor shafts and gearbox assemblies. The Zz (metal shielded) and 2RS (rubber sealed) options provide versatile protection—Zz for high-temperature environments and 2RS for superior dust and moisture resistance in harsh industrial settings. Its single-row, non-aligning design ensures minimal friction, reducing energy consumption and extending equipment lifespan.
Precision Parameters That Drive Reliability
Key technical features directly impact performance: Precision ratings (P0-P4) control dimensional accuracy—P4 grade minimizes runout for CNC machine spindles, while P0 suits general industrial use. Vibration classes (Z1V1-Z3V3) reduce noise and vibration, critical for precision instruments and quiet operation. The 0° contact angle optimizes radial load capacity, ensuring stable performance under continuous stress. Bearing steel construction ensures durability, withstanding wear even in heavy-load applications like agricultural machinery.
Why Quality Bearings Reduce Total Cost of Ownership
Choosing uncertified bearings may save upfront costs, but frequent replacements and downtime quickly erase those savings. Our bearings, backed by ISO9001 and ISO14001 certifications, undergo rigorous quality control—from raw material inspection to final performance testing. This commitment reduces failure rates, lowering maintenance costs and extending equipment life. For example, a P5 precision bearing in a printing press reduces vibration-related misalignment, cutting waste and improving output consistency.
Your Trusted Partner for Bearing Solutions Since 2005
With 18 years of experience serving global buyers across Europe, America, and Southeast Asia, Jinan Saifan Bearing combines manufacturing expertise with customer-focused service. Our in-house R&D and QC lab ensure each bearing meets international standards, while OEM/ODM capabilities support custom specifications. We stand behind our products with a 12-month global warranty, free technical guidance, and defect replacement—no fine print, just reliable support when you need it.
Packaging & Shipping
- Secure carton packaging with pallet reinforcement for bulk orders
- 3–5 day sample lead time, 5–15 day bulk delivery for standard items
- Flexible shipping via DHL, FedEx, UPS, air, or sea freight
- Real-time tracking provided for all shipments
- 1pc minimum order quantity for emergency repairs and small batches
Get the Right Bearing for Your Machinery Today
Don’t let bearing issues disrupt your operations. Whether you need a single replacement or bulk order, our Deep Groove Ball Bearing 6903 Zz 2RS delivers the precision and reliability your equipment demands. Send us your specifications, and we’ll ensure you get the right bearing at a competitive price—fast.
Frequently Asked Questions
Q: Are these bearings authentic and traceable?
A: Yes, all our bearings are manufactured in-house under strict quality controls and can be traced through our production records. We provide certification documents upon request.
Q: How do I confirm if the 6903 bearing fits my equipment?
A: Provide your equipment model or dimensional requirements (bore, outer diameter, width), and our technical team will verify compatibility within 24 hours.
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 cost.
Q: What is the minimum order quantity?
A: Standard items have a 1pc MOQ, supporting both emergency repairs and small-batch purchases.
Q: How long does shipping take?
A: Samples ship in 3–5 days, bulk orders in 5–15 days. Shipping time depends on destination and selected logistics (express, air, or sea).
Q: Can you provide custom bearings with specific seals or lubrication?
A: Yes, we offer OEM/ODM services for custom seals, lubrication, and branding. Contact our sales team with your requirements for a tailored solution.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
