SMK30GUU 30mm Slide Bush Bushings Motion Linear Bearings 20056 eBay LME30UU Precision Linear Ball Bushing 30x47x68mm at 399 piece Original NB Linear Motion Linear Slide Bushing Bearing SMS16W SMS16WUU NB Linear Motion Ball Bearing SMT13GUU SMT16GUU SMT20GUU SMT25GUU Linear Motion Bushing Ball Bearing LM30UU 30mm x 45mm x 63mm Flange. SM30GUU P Type Seals on Both Sides: Slide Bush Made in Japan: NB Linear Systems Nippon Bearing Linear Systems 30mm Linear Slide Bush, Retainer material is resin, it is Seals on Both Sides, bearing is a Precision accuracy grade linear bushings,series mainly used in the USA, NB brand (Nippon Bearing Linear Systems), made in Japan. SM30GUU P Bearing Linear Slide Bush Accuracy Grade: Precision Number of Ball Circuits: 6 Retainer Material: Resin Quantity: 1 Bearing Dynamic load rating Cr: 1570 N Static load rating Cor: 2740 N Major dimensions Eccentricity radial clearance dr D L B W D1 Precision High mm tolerance mm tolerance mm tolerance mm tolerance precision high 30 0 7 0 10 45 0 16 64 0 0. 3 44. 5 0 0. 3 1. 85 43 10 15 8