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  Deep groove ball bearings

Part Number

d - Bore

D - Outer Diameter

B - Width

Cr - Dynamic Radial Rating

Cor - Static Radial Rating

Reference speed

Limiting speed

W 61817 85 mm 110 mm 13 mm 16.3 N 20 N 12000 rpm 7500 rpm
W 61816-2Z 80 mm 100 mm 10 mm 11.1 N 14.3 N 13000 rpm 6300 rpm
W 61816-2RZ 80 mm 100 mm 10 mm 11.1 N 14.3 N 13000 rpm 6300 rpm
W 61816-2RS1 80 mm 100 mm 10 mm 11.1 N 14.3 N - 3600 rpm
W 61816 80 mm 100 mm 10 mm 11.1 N 14.3 N 13000 rpm 8000 rpm
W 61815-2Z 75 mm 95 mm 10 mm 10.8 N 13.7 N 14000 rpm 7000 rpm
W 61815-2RS1 75 mm 95 mm 10 mm 10.8 N 13.7 N - 4000 rpm
W 61815 75 mm 95 mm 10 mm 10.8 N 13.7 N 14000 rpm 8500 rpm
W 61814-2Z 70 mm 90 mm 10 mm 10.4 N 12.5 N 15000 rpm 7500 rpm
W 61814-2RS1 70 mm 90 mm 10 mm 10.4 N 12.5 N - 4300 rpm
W 61814 70 mm 90 mm 10 mm 10.4 N 12.5 N 15000 rpm 9000 rpm
W 61813-2Z 65 mm 85 mm 10 mm 10.4 N 12 N 16000 rpm 8000 rpm
W 61813-2RS1 65 mm 85 mm 10 mm 10.4 N 12 N - 4500 rpm
W 61813 65 mm 85 mm 10 mm 10.4 N 12 N 16000 rpm 10000 rpm
W 61812-2Z 60 mm 78 mm 10 mm 9.95 N 10.8 N 17000 rpm 8500 rpm
W 61812-2RS1 60 mm 78 mm 10 mm 9.95 N 10.8 N - 4800 rpm
W 61812 60 mm 78 mm 10 mm 9.95 N 10.8 N 17000 rpm 11000 rpm
W 61811-2Z 55 mm 72 mm 9 mm 7.15 N 8.5 N 19000 rpm 9500 rpm
W 61811-2RZ 55 mm 72 mm 9 mm 7.15 N 8.5 N 19000 rpm 9500 rpm
W 61811-2RS1 55 mm 72 mm 9 mm 7.15 N 8.5 N - 5300 rpm