7000 series Angular Contact Ball Precision Bearing 7003 7004 7005 7006 7007, specialize in design and produce high-speed pecision machine tool bearings, special bearings, machine tool spindle bearings, special high-speed wire rod mill bearings 7009 45 75 16 26.7 /25.3 16000/27000 25.4 /24.1 15000/25000 Bakelite 7010 50 80 16 27.6 /27.5 15000/25000 26.2 /26.2 14000/23000 Bakelite 7011 55 90 18 36.7 /37.1 13000/21000 34.8 /35.3 12000/19000 Bakelite