G20 Ceramic Ball Bearing Loose Ball 13/16 Inch 20.638 Millimeter Si3N4 Silicon Nitride High Grade Precision Ball For Machinery And Automation Applications Ideal For Precision Bearings In CNC Machines Robotics Aerospace Equipment Medical Devices And

Ceramic G20 13/16 in Ball: Si3N4 20.638 mm
✔️ Loose Ball ceramic Si3N4, G20 grade, 13/16 in, single ball 20.638 mm

This is a single loose ceramic ball made from Silicon Nitride (Si3N4). It is used in precision bearing assemblies, custom cages, and sealed ball bearing systems where low friction, high hardness, and resistance to heat and chemicals are required.

✅ Size: 13/16 in (20.638 mm) diameter, ceramic Si3N4, G20 grade
✅ Material: Silicon Nitride ceramic (Si3N4) for high hardness and low friction
✅ Type: Loose single ball for custom bearing cages and races
✅ Finish: Precision-ground, tight tolerance for accurate seating

💡 What is a ceramic G20 loose ball used for in precision bearing assemblies?

Handy overview to help you decide if this ball fits your project:

- Handy for high-speed, low-friction applications - Common in ceramic-ball bearing designs with silicon nitride components - Works with standard races and housings built for G20-grade ceramic balls - Ideal for dry-running or high-temperature environments