The ball screw nut NN20X5 R N/S WPR CI from Ewellix is the perfect solution for your applications. With an inner diameter of 20 mm and a weight of only 0.405 kg, it is lightweight yet extremely robust. The seal consists of an effective brush seal that keeps dirt and dust out. This nut is specially designed for a rolled spindle and is made of high-quality composite material. With its round flange shape and three hole counts, it fits perfectly with your requirements.