618 & 619 Series Thin Section Bearings

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618 & 619 Series Thin Section Bearings

The 618 (6800) and 619 (6900) Series represent the most space-efficient design in the deep groove ball bearing family. These "ultra-light" series offer an extremely small cross-section relative to their bore diameter. This allows for larger shaft diameters and more compact housing designs without increasing the overall footprint. Common in medical equipment, optical devices, and bicycle components, our 618 and 619 series (including specialized sizes like 619/8) provide the perfect balance between minimal weight and reliable rotational performance.

Seal type
Part Number Bore diameter Outside diameter Width For load direction Seal type Ring material Ball material Radial dynamic load rating Radial static load rating Limiting speed
61805-2RZ 25 mm 37 mm 7 mm Radial Sealed Chrome Steel Chrome Steel 980 lbf 585 lbf 19 X 1000 rpm
61805-2RS1/C3 25 mm 37 mm 7 mm Radial Sealed Chrome Steel Chrome Steel 980 lbf 585 lbf 24 X 1000 rpm
61805-2RS1/W64 25 mm 37 mm 7 mm Radial Sealed Chrome Steel Chrome Steel 980 lbf 585 lbf 24 X 1000 rpm
61905 25 mm 42 mm 9 mm Radial Open Chrome Steel Chrome Steel 1578 lbf 967 lbf 22 X 1000 rpm
61905/W64 25 mm 42 mm 9 mm Radial Open Chrome Steel Chrome Steel 1578 lbf 967 lbf 22 X 1000 rpm
61905-2RS1 25 mm 42 mm 9 mm Radial Sealed Chrome Steel Chrome Steel 1578 lbf 967 lbf 10 X 1000 rpm
61905-2RZ 25 mm 42 mm 9 mm Radial Sealed Chrome Steel Chrome Steel 1578 lbf 967 lbf 18 X 1000 rpm
61905-2RS1/C3 25 mm 42 mm 9 mm Radial Sealed Chrome Steel Chrome Steel 1578 lbf 967 lbf 22 X 1000 rpm
61905-2RS1/W64F 25 mm 42 mm 9 mm Radial Sealed Chrome Steel Chrome Steel 1578 lbf 967 lbf 22 X 1000 rpm
61905-2RZ/C2 25 mm 42 mm 9 mm Radial Sealed Chrome Steel Chrome Steel 1578 lbf 967 lbf 22 X 1000 rpm
61806 30 mm 42 mm 7 mm Radial Open Chrome Steel Chrome Steel 922 lbf 652 lbf 20 X 1000 rpm
61806/C4 30 mm 42 mm 7 mm Radial Open Chrome Steel Chrome Steel 922 lbf 652 lbf 20 X 1000 rpm
61806-2RS1 30 mm 42 mm 7 mm Radial Sealed Chrome Steel Chrome Steel 922 lbf 652 lbf 9.5 X 1000 rpm
61806-2RZ 30 mm 42 mm 7 mm Radial Sealed Chrome Steel Chrome Steel 922 lbf 652 lbf 16 X 1000 rpm
61806-2RS1/W64 30 mm 42 mm 7 mm Radial Sealed Chrome Steel Chrome Steel 922 lbf 652 lbf 20 X 1000 rpm
61906 30 mm 47 mm 9 mm Radial Open Chrome Steel Chrome Steel 1637 lbf 1023 lbf 19 X 1000 rpm
61906-2RS1 30 mm 47 mm 9 mm Radial Sealed Chrome Steel Chrome Steel 1637 lbf 1023 lbf 8.5 X 1000 rpm
61906-2RZ 30 mm 47 mm 9 mm Radial Sealed Chrome Steel Chrome Steel 1637 lbf 1023 lbf 15 X 1000 rpm
61906-2RS1/C3HMTF7 30 mm 47 mm 9 mm Radial Sealed Chrome Steel Chrome Steel 1637 lbf 1023 lbf 19 X 1000 rpm
61906-2RS1/W64 30 mm 47 mm 9 mm Radial Sealed Chrome Steel Chrome Steel 1637 lbf 1023 lbf 19 X 1000 rpm
61807 35 mm 47 mm 7 mm Radial Open Chrome Steel Chrome Steel 980 lbf 753 lbf 18 X 1000 rpm
61807/C4 35 mm 47 mm 7 mm Radial Open Chrome Steel Chrome Steel 980 lbf 753 lbf 18 X 1000 rpm
61807-2RS1 35 mm 47 mm 7 mm Radial Sealed Chrome Steel Chrome Steel 980 lbf 753 lbf 8.5 X 1000 rpm
61807-2RZ 35 mm 47 mm 7 mm Radial Sealed Chrome Steel Chrome Steel 980 lbf 753 lbf 15 X 1000 rpm
61807-2RS1/W64 35 mm 47 mm 7 mm Radial Sealed Chrome Steel Chrome Steel 980 lbf 753 lbf 18 X 1000 rpm
61907 35 mm 55 mm 10 mm Radial Open Chrome Steel Chrome Steel 2428 lbf 1754 lbf 16 X 1000 rpm
61907-2RS1 35 mm 55 mm 10 mm Radial Sealed Chrome Steel Chrome Steel 2428 lbf 1754 lbf 7.5 X 1000 rpm
61907-2RZ 35 mm 55 mm 10 mm Radial Sealed Chrome Steel Chrome Steel 2428 lbf 1754 lbf 13 X 1000 rpm
61907-2RS1/W64 35 mm 55 mm 10 mm Radial Sealed Chrome Steel Chrome Steel 2428 lbf 1754 lbf 16 X 1000 rpm
61808 40 mm 52 mm 7 mm Radial Open Chrome Steel Chrome Steel 1009 lbf 843 lbf 16 X 1000 rpm
61808-2RS1 40 mm 52 mm 7 mm Radial Sealed Chrome Steel Chrome Steel 1009 lbf 843 lbf 7.5 X 1000 rpm
61808-2RZ 40 mm 52 mm 7 mm Radial Sealed Chrome Steel Chrome Steel 1009 lbf 843 lbf 13 X 1000 rpm
61808-2RS1/W64 40 mm 52 mm 7 mm Radial Sealed Chrome Steel Chrome Steel 1009 lbf 843 lbf 16 X 1000 rpm
61808-2RS1/W64F 40 mm 52 mm 7 mm Radial Sealed Chrome Steel Chrome Steel 1009 lbf 843 lbf 16 X 1000 rpm
61908 40 mm 62 mm 12 mm Radial Open Chrome Steel Chrome Steel 3102 lbf 2248 lbf 14 X 1000 rpm
61908/W64 40 mm 62 mm 12 mm Radial Open Chrome Steel Chrome Steel 3102 lbf 2248 lbf 14 X 1000 rpm
61908-2RS1 40 mm 62 mm 12 mm Radial Sealed Chrome Steel Chrome Steel 3102 lbf 2248 lbf 6.7 X 1000 rpm
61908-2RZ 40 mm 62 mm 12 mm Radial Sealed Chrome Steel Chrome Steel 3102 lbf 2248 lbf 12 X 1000 rpm
61908-2RS1/C3GJN 40 mm 62 mm 12 mm Radial Sealed Chrome Steel Chrome Steel 3102 lbf 2248 lbf 14 X 1000 rpm
61908-2RS1/C3W64 40 mm 62 mm 12 mm Radial Sealed Chrome Steel Chrome Steel 3102 lbf 2248 lbf 14 X 1000 rpm
61908-2RS1/W64 40 mm 62 mm 12 mm Radial Sealed Chrome Steel Chrome Steel 3102 lbf 2248 lbf 14 X 1000 rpm
61908-2RZ/W64 40 mm 62 mm 12 mm Radial Sealed Chrome Steel Chrome Steel 3102 lbf 2248 lbf 14 X 1000 rpm
61809 45 mm 58 mm 7 mm Radial Open Chrome Steel Chrome Steel 1490 lbf 1371 lbf 14 X 1000 rpm
61809-2RZ 45 mm 58 mm 7 mm Radial Sealed Chrome Steel Chrome Steel 1286 lbf 1124 lbf 12 X 1000 rpm
61809-2RS1 45 mm 58 mm 7 mm Radial Sealed Chrome Steel Chrome Steel 1490 lbf 1371 lbf 6.7 X 1000 rpm
61909 45 mm 68 mm 12 mm Radial Open Chrome Steel Chrome Steel 3147 lbf 2428 lbf 13 X 1000 rpm
61909-2RS1 45 mm 68 mm 12 mm Radial Sealed Chrome Steel Chrome Steel 3147 lbf 2428 lbf 6 X 1000 rpm
61909-2RZ 45 mm 68 mm 12 mm Radial Sealed Chrome Steel Chrome Steel 3147 lbf 2428 lbf 10 X 1000 rpm
61909-2RS1/C3GJN 45 mm 68 mm 12 mm Radial Sealed Chrome Steel Chrome Steel 3147 lbf 2428 lbf 13 X 1000 rpm
61909-2RS1/W64 45 mm 68 mm 12 mm Radial Sealed Chrome Steel Chrome Steel 3147 lbf 2428 lbf 13 X 1000 rpm
61810 50 mm 65 mm 7 mm Radial Open Chrome Steel Chrome Steel 1520 lbf 1529 lbf 13 X 1000 rpm
61810/W64 50 mm 65 mm 7 mm Radial Open Chrome Steel Chrome Steel 1520 lbf 1529 lbf 13 X 1000 rpm
61810-2RS1 50 mm 65 mm 7 mm Radial Sealed Chrome Steel Chrome Steel 1520 lbf 1529 lbf 6 X 1000 rpm
61810-2RZ 50 mm 65 mm 7 mm Radial Sealed Chrome Steel Chrome Steel 1520 lbf 1529 lbf 10 X 1000 rpm
61810-2RS1/W64 50 mm 65 mm 7 mm Radial Sealed Chrome Steel Chrome Steel 1520 lbf 1529 lbf 13 X 1000 rpm
61910 50 mm 72 mm 12 mm Radial Open Chrome Steel Chrome Steel 3282 lbf 2653 lbf 12 X 1000 rpm
61910/W64 50 mm 72 mm 12 mm Radial Open Chrome Steel Chrome Steel 3282 lbf 2653 lbf 12 X 1000 rpm
61910/W64E 50 mm 72 mm 12 mm Radial Open Chrome Steel Chrome Steel 3282 lbf 2653 lbf 12 X 1000 rpm
61910-2RS1 50 mm 72 mm 12 mm Radial Sealed Chrome Steel Chrome Steel 3282 lbf 2653 lbf 5.6 X 1000 rpm
61910-2RZ 50 mm 72 mm 12 mm Radial Sealed Chrome Steel Chrome Steel 3282 lbf 2653 lbf 9.5 X 1000 rpm
61910-2RS1/C3GJN 50 mm 72 mm 12 mm Radial Sealed Chrome Steel Chrome Steel 3282 lbf 2653 lbf 12 X 1000 rpm
61910-2RS1/W64 50 mm 72 mm 12 mm Radial Sealed Chrome Steel Chrome Steel 3282 lbf 2653 lbf 12 X 1000 rpm
61910-2RZ/C3GJN 50 mm 72 mm 12 mm Radial Sealed Chrome Steel Chrome Steel 3282 lbf 2653 lbf 12 X 1000 rpm
61811 55 mm 72 mm 9 mm Radial Open Chrome Steel Chrome Steel 2032 lbf 1978 lbf 12 X 1000 rpm
61811-2RS1 55 mm 72 mm 9 mm Radial Sealed Chrome Steel Chrome Steel 2032 lbf 1978 lbf 5.3 X 1000 rpm
61811-2RZ 55 mm 72 mm 9 mm Radial Sealed Chrome Steel Chrome Steel 2032 lbf 1978 lbf 9.5 X 1000 rpm
61811-2RS1/W64 55 mm 72 mm 9 mm Radial Sealed Chrome Steel Chrome Steel 2032 lbf 1978 lbf 12 X 1000 rpm
61911 55 mm 80 mm 13 mm Radial Open Chrome Steel Chrome Steel 3709 lbf 3147 lbf 11 X 1000 rpm
61911-2RS1 55 mm 80 mm 13 mm Radial Sealed Chrome Steel Chrome Steel 3709 lbf 3147 lbf 5 X 1000 rpm
61911-2RS1/W64 55 mm 80 mm 13 mm Radial Sealed Chrome Steel Chrome Steel 3709 lbf 3147 lbf 11 X 1000 rpm
61911-2RS1/W64F 55 mm 80 mm 13 mm Radial Sealed Chrome Steel Chrome Steel 3709 lbf 3147 lbf 11 X 1000 rpm
61812 60 mm 78 mm 10 mm Radial Open Chrome Steel Chrome Steel 2675 lbf 2563 lbf 11 X 1000 rpm
61812/W64 60 mm 78 mm 10 mm Radial Open Chrome Steel Chrome Steel 2675 lbf 2563 lbf 11 X 1000 rpm
61812-2RS1 60 mm 78 mm 10 mm Radial Sealed Chrome Steel Chrome Steel 2675 lbf 2563 lbf 4.8 X 1000 rpm
61812-2RZ 60 mm 78 mm 10 mm Radial Sealed Chrome Steel Chrome Steel 2675 lbf 2563 lbf 8.5 X 1000 rpm
61812-2RS1/W64 60 mm 78 mm 10 mm Radial Sealed Chrome Steel Chrome Steel 2675 lbf 2563 lbf 11 X 1000 rpm
61812-2RS1/W64L 60 mm 78 mm 10 mm Radial Sealed Chrome Steel Chrome Steel 2675 lbf 2563 lbf 11 X 1000 rpm
61912 60 mm 85 mm 13 mm Radial Open Chrome Steel Chrome Steel 3709 lbf 2698 lbf 10 X 1000 rpm
61912-2RS1 60 mm 85 mm 13 mm Radial Sealed Chrome Steel Chrome Steel 3709 lbf 2698 lbf 4.5 X 1000 rpm
61912-2RS1/W64 60 mm 85 mm 13 mm Radial Sealed Chrome Steel Chrome Steel 3709 lbf 2698 lbf 10 X 1000 rpm
61813 65 mm 85 mm 10 mm Radial Open Chrome Steel Chrome Steel 2788 lbf 2855 lbf 10 X 1000 rpm
61813/W64 65 mm 85 mm 10 mm Radial Open Chrome Steel Chrome Steel 2788 lbf 2855 lbf 10 X 1000 rpm
61813-2RS1 65 mm 85 mm 10 mm Radial Sealed Chrome Steel Chrome Steel 2788 lbf 2855 lbf 4.5 X 1000 rpm
61813-2RZ 65 mm 85 mm 10 mm Radial Sealed Chrome Steel Chrome Steel 2788 lbf 2855 lbf 8 X 1000 rpm
61813-2RZ/VT127 65 mm 85 mm 10 mm Radial Sealed Chrome Steel Chrome Steel 2788 lbf 2855 lbf 10 X 1000 rpm
61913 65 mm 90 mm 13 mm Radial Open Chrome Steel Chrome Steel 3912 lbf 3597 lbf 9.5 X 1000 rpm
61913-2RS1 65 mm 90 mm 13 mm Radial Sealed Chrome Steel Chrome Steel 3912 lbf 3597 lbf 4.3 X 1000 rpm
61814 70 mm 90 mm 10 mm Radial Open Chrome Steel Chrome Steel 2788 lbf 2967 lbf 9 X 1000 rpm
61814-2RS1 70 mm 90 mm 10 mm Radial Sealed Chrome Steel Chrome Steel 2788 lbf 2967 lbf 4.3 X 1000 rpm
61814-2RZ 70 mm 90 mm 10 mm Radial Sealed Chrome Steel Chrome Steel 2788 lbf 2967 lbf 7.5 X 1000 rpm
61814-2RS1/W64 70 mm 90 mm 10 mm Radial Sealed Chrome Steel Chrome Steel 2788 lbf 2967 lbf 9 X 1000 rpm
61814-2RZ/W64 70 mm 90 mm 10 mm Radial Sealed Chrome Steel Chrome Steel 2788 lbf 2967 lbf 9 X 1000 rpm
61914 70 mm 100 mm 16 mm Radial Open Chrome Steel Chrome Steel 5350 lbf 4114 lbf 8.5 X 1000 rpm
61914/C3 70 mm 100 mm 16 mm Radial Open Chrome Steel Chrome Steel 5350 lbf 4114 lbf 8.5 X 1000 rpm
61914/C3W64E 70 mm 100 mm 16 mm Radial Open Chrome Steel Chrome Steel 5350 lbf 4114 lbf 8.5 X 1000 rpm
61914/W64L 70 mm 100 mm 16 mm Radial Open Chrome Steel Chrome Steel 5350 lbf 4114 lbf 8.5 X 1000 rpm
61815 75 mm 95 mm 10 mm Radial Open Chrome Steel Chrome Steel 2810 lbf 2428 lbf 8.5 X 1000 rpm
61815/C3 75 mm 95 mm 10 mm Radial Open Chrome Steel Chrome Steel 2810 lbf 2428 lbf 8.5 X 1000 rpm
61815/W64 75 mm 95 mm 10 mm Radial Open Chrome Steel Chrome Steel 2810 lbf 2428 lbf 8.5 X 1000 rpm
61815-2RS1 75 mm 95 mm 10 mm Radial Sealed Chrome Steel Chrome Steel 2810 lbf 2428 lbf 4 X 1000 rpm
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