Polyeurethane Ball Bearing POM 6001 Plastic Bearing 6001 P6001 Deep groove Ball Bearing with Glass Ball 6001 Plastic Bearing is a Plastic Deep Groove Ball Bearing engineered for lightweight, corrosion-resistant, and low-maintenance appliions. The model “6001” follows standard deep groove ball bearing sizing (versatile for radial and light bidirectional axial loads), while the “Plastic” designation means key components (outer/inner rings, cage, and sometimes rolling