61821 Deep Groove Ball Bearing Long-Lived High Quality

Product Specifications

Application Suitability

Need a Durable 63/22 Deep Groove Ball Bearing? Avoid Common Pitfalls

Finding the right deep groove ball bearing can be frustrating—either the dimensions don’t match your equipment, or the quality is so poor that it fails within months. Many buyers waste time comparing multiple suppliers just to source a single model, and even then, uncertainty about material hardness or precision lingers. As someone who’s worked with bearings in industrial applications for years, I know these challenges firsthand.

Built for Reliable, Long-Term Performance

Our 61821 Deep Groove Ball Bearing addresses these issues head-on. With ISO 9001-certified production processes, we ensure each unit meets strict quality standards from raw material inspection to final dimensional testing. The 63/22 model, in particular, features a 110×240×50 mm design compatible with major international standards, making it suitable for direct replacement in machinery across automotive, automation, and industrial sectors. Whether you need an open design for high-speed applications or 2RS seals for contamination resistance, we stock multiple configurations to match your exact requirements.

Where This Bearing Performs Best

This deep groove ball bearing excels in radial load applications with moderate speeds, typical in electric motors, conveyor belts, and hydraulic pumps. Its single-row design and 0° contact angle optimize radial load capacity, while the bearing steel construction ensures durability in temperatures ranging from -30°C to 120°C (standard grease lubrication). For high-vibration environments, the Z3V3 vibration class option reduces noise and extends service life, critical in precision automation equipment where downtime is costly.

Engineering Details That Matter

The precision rating directly impacts performance: P0 for general industrial use, P5/P4 for high-precision machinery like CNC lathes. The Zz metal shields provide basic protection against dust, while 2RS rubber seals offer better moisture resistance—ideal for outdoor or wet environments. Lubrication choice matters too: grease is standard for most applications, but oil lubrication can be specified for higher speeds. Surface hardness, tested to HRC 58-62, ensures resistance to wear under heavy loads, a key factor in preventing premature bearing failure.

Why Bearing Selection Affects Total Cost

Choosing the wrong bearing isn’t just a minor inconvenience—it leads to hidden costs. A low-quality unit might save money upfront, but early wear causes equipment downtime, repair labor, and potential damage to adjacent components. This 63/22 bearing, built to last, reduces total cost of ownership by minimizing replacement frequency. For example, in a conveyor system running 24/7, a bearing with P5 precision and Z3V3 vibration control can extend service intervals by 30% compared to lower-grade alternatives, directly impacting your bottom line.

Quality You Can Rely On

Packaging & Shipping

• Packaged in cartons with pallet options for bulk orders
• Stock availability ensures quick dispatch for urgent requirements
• Shipping via express, air, or sea freight to match your timeline
• Low minimum order quantity supported, from single units to full container loads

Get Your 63/22 Bearing Quote Today

Don’t let bearing sourcing slow down your operations. Whether you need the 63/22 model or another deep groove ball bearing, provide us with your required specifications, quantity, and delivery location, and we’ll send a competitive quote within 24 hours. Early confirmation means faster processing—contact us now to secure your order.

Frequently Asked Questions