SMSK8GW 8mm Slide Bush Bushings Miniature Motion Linear Bearing Outer Diameter - 3 1/2 inch (3.5") the 6219-2NSENR outer diameter is

the 6219-2NSENR outer diameter is 170mm

5204ZZBV2SP Nachi Ball Bearing

Bearing outer diameter is 45mm and Bearing width is 27mm

🟢 Bearing Number: UC205

SMSK8GW 8mm Slide Bush Bushings Miniature Motion Linear Bearing Outer Diameter - 3 1/2 inch (3.5") the 6219-2NSENR outer diameter isSMSK8GW Square Flange Double wide Anticorrosion Slide Bush Made in Japan: NB Linear Systems Nippon Bearing Linear Systems SMSK8GW Square Double wide Linear anticorrosion Slide Bush, The retainer material is resin, series mainly used in the USA, NB brand (Nippon Bearing Linear Systems), Made in Japan. SMSK8GW Bearing Linear Slide Bush Retainer Material: Resin Bearing Inner Diameter: 8mm Quantity: 1 Bearing Dynamic load rating Cr: 431 N Static load