WD Bearing Group - Maximum Capacity Deep Groove Ball Bearings

Unit of Measure

Items	M6203	M6204	M6205	M6305	M6206
Type	N/A Open
Bore Diameter	N/A 17 mm	N/A 20 mm	N/A 25 mm	N/A 25 mm	N/A 30 mm
Outside Diameter	N/A 40 mm	N/A 47 mm	N/A 52 mm	N/A 62 mm	N/A 62 mm
Overall Bearing Width	N/A 12 mm	N/A 14 mm	N/A 15 mm	N/A 17 mm	N/A 16 mm
Minimum Dimension r	N/A 0.6 mm	N/A 1 mm	N/A 1 mm	N/A 1.1 mm	N/A 1 mm
Dynamic (Cr) Basic Load Rating	N/A 10 kN	N/A 13.4 kN	N/A 14.4 kN	N/A 21.5 kN	N/A 21.1 kN
Static (Cor) Basic Load Rating	N/A 6.6 kN	N/A 9.15 kN	N/A 10.5 kN	N/A 15.5 kN	N/A 16.3 kN
Grease Limiting Speed	N/A 17000 rpm	N/A 14000 rpm	N/A 13000 rpm	N/A 11000 rpm	N/A 11000 rpm
Oil Limiting Speed	N/A 21000 rpm	N/A 17000 rpm	N/A 15000 rpm	N/A 13000 rpm	N/A 13000 rpm
Shoulder Dimension da	N/A 21 mm	N/A 25 mm	N/A 30 to 31 mm	N/A 31.5 to 34.5 mm	N/A 35 to 37 mm
Maximum Shoulder Dimension Da	N/A 36 mm	N/A 42 mm	N/A 47 mm	N/A 55.5 mm	N/A 57 mm
Maximum Shoulder Dimension ra	N/A 0.6 mm	N/A 1 mm	N/A 1 mm	N/A 1 mm	N/A 1 mm
Approximate Mass	N/A 0.066 kg	N/A 0.108 kg	N/A 0.13 kg	N/A 0.236 kg	N/A 0.214 kg