9 Sexy New Debi Mazar Bikini Pics NB SM25GUU 25mm Slide Bush Ball Linear Motion Bearing. SM25GUU Type Seals on Both Sides: Slide Bush Made in Japan: NB Linear Systems Nippon Bearing Linear Systems 25mm Linear Slide Bush, Retainer material is resin, it is Seals on Both Sides, bearing is a high accuracy grade linear bushings,series mainly used in the USA, NB brand (Nippon Bearing Linear Systems), made in Japan. SM25GUU Bearing Linear Slide Bush Number of Ball Circuits: 5 Retainer Material: Resin Quantity: 1 Bearing Dynamic load rating Cr: 980 N Static load rating Cor: 1,570 N Major dimensions Eccentricity radial clearance dr D L B W D1 Precision High mm tolerance mm tolerance mm tolerance mm tolerance precision high 25 0 7 0 10 40 0 16 59 0 0. 3 41 0 0. 3 1. 85 38 10 15 6