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Ensure consistent precision in your industrial applications with the Self-Aligning Roller Bearing 21317EK, engineered to minimize downtime through reliable performance and easy integration. This high-precision bearing features a 41mm width and steel/brass cage options, delivering exceptional load distribution and alignment compensation for CNC machines, wind turbines, and automation systems.
| Parameter | Details |
|---|---|
| Model NO. | 21317EK |
| Width (B) | 41mm |
| Transport Package | 10*10*10 |
| Specification | 21317EK |
| Industry | Typical Equipment |
|---|---|
| Industrial Automation | Conveyor Systems, Gearboxes, Rotary Tables |
| CNC Machine Tools | Spindles, Servo Motors, Linear Guides |
| Wind Power Generation | Main Shafts, Gearbox Components, Generators |
| Heavy Machinery | Crushers, Rollers, Industrial Fans |
Equipment failures from bearing issues cost manufacturers thousands in unplanned downtime each year. Sourcing genuine replacement parts often means coordinating with multiple suppliers, facing inconsistent quality standards, and waiting weeks for critical components. When your production line is halted by a failed bearing, every day without a solution impacts your bottom line.
Our 21317EK Self-Aligning Roller Bearing eliminates these headaches. As an officially authorized distributor, we guarantee 100% authentic products with full traceability. With sufficient ready stock of precision grade bearings, we can fulfill your order for 21317EK bearings within days, not weeks. Whether you need a single unit for emergency maintenance or bulk quantities for scheduled overhauls, our streamlined procurement process ensures you get the right part when you need it.
The 21317EK Self-Aligning Roller Bearing excels in applications with heavy radial loads and moderate axial loads, where shaft misalignment is common. Its self-aligning capability compensates for angular deviations up to 2-3 degrees, making it ideal for equipment like conveyor systems, gearboxes, and industrial fans operating in harsh conditions. The robust steel or brass cage construction ensures stable performance even under fluctuating loads and speeds, reducing the risk of premature failure in critical machinery.
The 21317EK's 41mm width provides a balanced load-carrying capacity, supporting both radial and axial forces in industrial equipment. The choice between steel and brass cages allows optimization for specific operating conditions—steel cages offer high strength for heavy loads, while brass cages provide better heat dissipation in high-temperature environments. As a self-aligning bearing, it reduces stress on shafts and housings by accommodating misalignment, extending the overall service life of your machinery. These design elements work together to ensure consistent performance in precision applications where reliability is non-negotiable.
Choosing non-genuine 21317EK bearings may seem like a cost-saving measure, but the hidden expenses quickly add up. Counterfeit bearings often fail prematurely, leading to repeated equipment downtime, increased maintenance costs, and potential damage to adjacent components. Our bearings adhere to strict ISO 9001 and DIN quality standards, with full-process testing from incoming material verification to finished product delivery. By investing in genuine 21317EK bearings, you reduce the total cost of ownership through longer service intervals, fewer replacements, and minimized production disruptions.
Our reputation is built on delivering precision and reliability for over a decade. We hold official brand authorization, ensuring every 21317EK bearing can be traced back to the original manufacturer with complete certification documentation. Our senior application engineering team brings on-site project experience to help you select the right bearing for your specific working conditions, providing technical guidance throughout the product lifecycle. With a presence in more than 45 countries, we offer professional shockproof and dustproof logistics solutions to preserve bearing accuracy during transportation. Our clients include high-end CNC machine tool manufacturers, wind power enterprises, and semiconductor equipment companies who demand consistent quality and service.
Don't let equipment downtime affect your production schedule. Send us your 21317EK bearing requirements, including quantity and application details, and our team will provide a quote within one working day. With our ready stock and global logistics network, we can have your bearings delivered quickly to minimize operational disruptions.
Q: Are these 21317EK bearings genuine original products?
A: Yes, we are an officially authorized distributor with 100% authentic product guarantee. Every 21317EK bearing comes with full authorization certificates and traceability documentation.
Q: How can I confirm the 21317EK is the correct bearing for my equipment?
A: Our senior application engineering team can verify compatibility. Provide your equipment model or operating parameters (load, speed, temperature), and we'll confirm the 21317EK is suitable for your specific application.
Q: What is the warranty policy for the 21317EK bearing?
A: We offer warranty coverage in accordance with the original manufacturer's standards. Manufacturing defects are covered by unconditional replacement or refund.
Q: What is the minimum order quantity for the 21317EK bearing?
A: We accept orders starting from 1 piece, making us ideal for emergency maintenance needs as well as bulk procurement.
Q: How long does shipping take for the 21317EK bearing?
A: In-stock 21317EK bearings are shipped within 3-7 business days. We offer DHL, FedEx, UPS, air, and sea freight options to meet your timeline requirements.
Q: How can I verify the authenticity of the 21317EK bearing upon delivery?
A: Each bearing comes with original packaging, laser-etched part numbers, and certification documents. We can also provide manufacturer-specific verification instructions to confirm authenticity.
Ready to order or need a quote?
Send your 21317EK bearing quantity, application details, and delivery location — we'll respond within 24 hours with pricing and availability.
Our 5-step process ensures every order is engineered, validated, and supported for optimal performance.
Technical needs assessment
Custom specifications
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Pre-shipment inspection
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Our certified engineers respond within 24 hours with detailed technical specifications, pricing, and lead time information.