The SKF RNU 304 is a Cylindrical Roller Bearings, with a bore diameter (d) of 28.5 mm, an outer diameter (D) of 52 mm and a width (B) of 15 mm, and a unit weight of 0.11 Kg. Supplied by Wuxi Andge Bearing Co., Ltd. (AndgeBearing), a bearing manufacturer and exporter based in Wuxi, Jiangsu, China — OEM and custom bearings welcome, RFQ replied within 30 minutes on working days.