NB SMF30 30mm Slide Bush Ball Bushings Linear Motion Bearing Outer Diameter - 11 inch (11") PLEASE make sure this is

PLEASE make sure this is the size of your needed bearings

measuring 16mm x 20mm x 19

FHSP204-12 Bearing

Bearing No = UC312

NB SMF30 30mm Slide Bush Ball Bushings Linear Motion Bearing Outer Diameter - 11 inch (11") PLEASE make sure this isSMF30 Round Flange Type Slide Bush Made in Japan: NB Linear Systems Nippon Bearing Linear Systems SMF30 Round Linear Slide Bush, The retainer material is steel, series mainly used in the USA, NB brand (Nippon Bearing Linear Systems), Made in Japan. SMF30 Bearing Linear Slide Bush Retainer Material: Steel Quantity: 1 Bearing Dynamic load rating Cr: 1570 N Static load rating Cor: 2740 N Major Dimensions dr D L Df t P. C. D X x Y x Z mm tolerance mm