2PACK NSK 6903DDU 6903-2RS 17X30X7MM Double Rubber Sealed Bearings MADE IN JAPAN

BEARINGS MODEL:6903DDUCMSpecification Clearance C0(Normal ) Bore Size d 17 mm Features Contact Seals Bearing Type Standard DGBB Weight 0.050 Kg Dimensions Outside Diameter D 30.000 mm Outside Ring Width B 7.000 mm Radius Rs min 1.000 mm Basic Load Ratings Cr – Dynamic Load Rating 14kN C0r – Static Load Rating 7.9 kN Factors Grease Reference Speed 14000 rpm Oil Reference Speed 20000 rpm