1. Product Overview 7312 is single row open angular contact ball bearing. It is engineered to withstand combined radial load and unidirectional axial thrust. Normally used in duplex sets (DB / DF / UA) to balance opposite axial forces. Open design supports convenient re-lubrication and maintenance. Widely fitted on industrial gearboxes, large pumps, compressors and medium-high speed heavy-duty rotary equipment. Formal quotation will be sent within 24 hours upon your inquiry.