

Introducing the 634ZZ ball bearing from the 600 Series - Metric Miniatures - Double Shielded, engineered for precision and reliability in your applications. **Key Features:** - **Part Number:** 634ZZ - **Series:** 600 Series - Metric Miniatures - Double Shielded - **Bore:** 4 mm (0.1575 inches) - **Outer Diameter:** 16 mm (0.1575 inches) - **Width:** 5 mm (0.1575 inches) - **Material:** Chrome - **Closure Type:** Double Shielded . - **ABEC Rating:** 1 Designed for smooth operation, this miniature bearing offers exceptional engineering quality. Its double shielded design protects against contaminants, ensuring longevity and efficiency in various applications. *If you don’t find the bearing you’re looking for or have special requests, please call us at 1-800-423-9000. We appreciate the opportunity to help you.*