Deep Groove Ball Bearing 693 ZZ 2RS Seals for Precision Industrial Machinery 3x8x3mm

Product Specifications

Application Suitability

Need Reliable SKF 693 Deep Groove Ball Bearings for Your Machinery?

Finding the right bearing for precision industrial machinery can be challenging—especially when dealing with small dimensions like 3x8x3mm. Mismatched sizes lead to installation failures, while low-quality bearings often cause early wear, resulting in unexpected downtime and maintenance costs. Many suppliers struggle to provide both authentic SKF products and quick delivery for these critical components.

Engineered for Consistent Performance in Precision Applications

The SKF 693 deep groove ball bearing addresses these challenges with its precise 3x8x3mm dimensions and multiple seal options (ZZ, 2RS, Open). As a specialized supplier with direct access to SKF global distribution centers, we ensure 100% authentic products that meet original factory quality standards. Our large inventory covers over 95% of conventional SKF models, supporting same-day shipping for spot goods—so you can minimize production delays.

Optimal Performance in Compact Machinery Environments

This bearing excels in precision industrial machinery where space is limited and reliability is critical. With a radial load design and single row configuration, it handles rotational speeds common in small motors, actuators, and precision gearboxes. The bearing steel construction ensures durability under continuous operation, while available precision ratings (from P0 to P2) allow customization based on application requirements—whether for general use or high-precision equipment.

Key Engineering Features That Impact Performance

The SKF 693 bearing’s design incorporates critical elements for precision applications. Its 3mm bore diameter and 8mm outer diameter provide a compact footprint, ideal for tight installations. Seal options cater to different environments: ZZ metal shields offer basic protection against contaminants, while 2RS rubber seals provide enhanced moisture resistance for semi-exposed applications. Precision ratings like P5 and P4 reduce vibration (supported by Z2V2 and Z3V3 vibration classes), ensuring smooth operation in sensitive machinery. The bearing’s grease or oil lubrication flexibility allows adaptation to specific operating conditions, from low-speed to high-temperature environments.

Why Choosing the Right 693 Bearing Lowers Total Costs

Selecting an authentic SKF 693 2RS precision bearing avoids the hidden costs of inferior alternatives. Poorly manufactured bearings often have inconsistent hardness or dimensional inaccuracies, leading to premature wear, increased noise, and equipment vibration. This not only requires frequent replacements but can damage adjacent components, escalating repair costs. In contrast, SKF’s strict quality management system ensures each bearing meets uniform standards, extending service life and reducing maintenance intervals. By investing in genuine SKF bearings, you lower total cost of ownership through fewer failures and longer operational uptime.

Quality Assurance You Can Trust

Packaging & Shipping

• Standard packaging: Carton and pallet for secure transportation
• Same-day shipping available for in-stock SKF 693 bearings
• Flexible delivery options: Express courier, air freight, or sea freight to most countries
• Low minimum order quantity supported, ideal for both small repairs and large-scale production

Get a Quote for SKF 693 Bearings Today

Whether you need the 693 ZZ bearing for shielded protection or the 2RS version for enhanced sealing, we can fulfill your requirements. Provide your specific seal type, precision class, and quantity, and our team will respond with pricing and availability. With our fast global delivery network, most orders arrive within 7-15 days, ensuring you get the bearings you need without unnecessary delays.

Frequently Asked Questions