SM12G-P 12mm Slide Bush Ball Linear Miniature Motion Bearing Outer Diameter - 6mm Each bearing features double metal

Each bearing features double metal shields to keep grease in and debris out

Shield Double Metal Shields for dust protection (ZZ) 608Z

VC100CP0 is ABEC 1 quality

Basic Static Load Rating Cor: 9

31230-12171 Nachi Self-Aligning Clutch-Release Bearing

SM12G-P 12mm Slide Bush Ball Linear Miniature Motion Bearing Outer Diameter - 6mm Each bearing features double metalSM12G P Slide Bush Made in Japan: NB Linear Systems Nippon Bearing Linear Systems 12mm Linear Slide Bush, Retainer material is resin, bearing is a Precision accuracy grade linear bushings,series mainly used in the USA, NB brand (Nippon Bearing Linear Systems), made in Japan. SM12G P Bearing Linear Slide Bush Accuracy Grade: Precision Number of Ball Circuits: 4 Retainer Material: Resin Quantity: 1 Bearing Dynamic load rating Cr: 510 N Static load