600 Series Radial
Ball Bearings
Part A  (I.D.) B  (O.D.) C  (Width) Basic Basic  Weight
Number Metric Tolerance Open Tolerance Open Shields Static Dynamic (kg)
  (mm) (μm) (mm) (μm) (mm) Seals Load Load  
            (mm) (kN) (kN)  
623 3 0/-8 10 0/-8 4 4 0.2200 0.6500 0.0020
624 4 0/-8 13 0/-8 5 5 0.4000 1.1500 0.0000
634 4 0/-8 16 0/-8 5 5 0.6800 1.8800 0.0050
685 5 0/-8 11 0/-8 3 5 0.2548 0.6174 0.0011
625 5 0/-8 16 0/-8 5 5 0.4400 1.3200 0.0040
635 5 0/-8 19 0/-9 6 6 1.0200 2.8000 0.0080
686 6 0/-8 13 0/-8 3.5 5 0.3920 1.0290 0.0019
626 6 0/-8 19 0/-9 6 6 1.0400 2.8000 0.0080
687 7 0/-8 14 0/-8 3.5 5 0.4410 1.1172 0.0021
607 7 0/-8 19 0/-9 6 6 1.0400 2.5500 0.0080
627 7 0/-8 22 0/-9 7 7 1.3700 3.2500 0.0100
688 8 0/-8 16 0/-8 4 5 0.6174 1.5288 0.0031
608 8 0/-8 22 0/-9 7 7 1.3700 3.2500 0.0150
689 9 0/-8 17 0/-8 4 5 0.6860 1.6464 0.0032
609 9 0/-8 24 0/-9 7 7 1.6300 3.6500 0.0130
629 9 0/-8 26 0/-9 8 8 1.3700 3.2500 0.0190