Deep groove ball bearing

Model

d

D

B

Cr

Cor

Reference speed

Extreme speed

W 639/2-2Z 2 mm 6 mm 3 mm 0.19 N 0.051 N - 90000
W 639/3 R-2RS1 3 mm 8 mm 4 mm 0.319 N 0.09 N - 43000
W 639/3 R-2Z 3 mm 8 mm 4 mm 0.319 N 0.09 N - 75000
W 639/3-2RS1 3 mm 8 mm 4 mm 0.319 N 0.09 N - 43000
W 639/3-2Z 3 mm 8 mm 4 mm 0.319 N 0.09 N - 75000
W 639-2RS1 9 mm 30 mm 10 mm 4.36 N 2.32 N - 16000
W 639-2RZ 9 mm 30 mm 10 mm 4.36 N 2.32 N - 28000
W 639-2Z 9 mm 30 mm 10 mm 4.36 N 2.32 N - 30000
W618/0.6 0.6 mm 2.5 mm 1 mm 0.034 N 0.007 N - 160000
WBB1-8700 1.2 mm 4 mm 1.8 mm 0.062 N 0.016 N - 140000
WBB1-8700 R 1.2 mm 4 mm 1.8 mm 0.062 N 0.016 N - 140000
WBB1-8700-2Z 1.2 mm 4 mm 2.5 mm 0.062 N 0.016 N - 110000
WBB1-8701 2 mm 7 mm 2.5 mm 0.221 N 0.067 N - 100000
WBB1-8701 R 2 mm 7 mm 2.5 mm 0.221 N 0.067 N - 100000
WBB1-8702 2.5 mm 8 mm 2.5 mm 0.319 N 0.09 N - 95000
WBB1-8702 R 2.5 mm 8 mm 2.5 mm 0.319 N 0.09 N - 95000
WBB1-8703 3 mm 8 mm 2.5 mm 0.225 N 0.072 N - 90000
WBB1-8703 R 3 mm 8 mm 2.5 mm 0.225 N 0.072 N - 90000
WBB1-8704 3 mm 9 mm 2.5 mm 0.325 N 0.095 N - 90000
WBB1-8704 R 3 mm 9 mm 2.5 mm 0.325 N 0.095 N - 90000