The NILOS rings 1302 JV from Nilos are specially designed for sealing angular contact ball bearings with an inner diameter of 20.8 mm, an outer diameter of 42 mm, and a width of 2 mm. Weighing only 0.003 kg, they are made of galvanically zinc-plated special band steel and have a design that prevents dirt and moisture from entering. With their inner sealing construction, they provide reliable sealing for bearings in demanding environments.