7004-B-2RS Angular Contact Ball Bearing 20×42×12mm For Machine Tool Product Overview 7004-B-2RS is single row angular contact ball bearing with 40° contact angle and double rubber seals. Dimensions 20×42×12mm. It supports combined radial and unidirectional axial load. The 2RS rubber seals prevent dust and moisture ingress, pre-greased for maintenance-free use, widely used for precision high-speed rotary equipment. *Need a quick quote? Just send us your bearing model &