Part Number

d - Bore

D - Outer Diameter

B - Width

Cr - Dynamic Radial Rating

Cor - Static Radial Rating

Reference speed

Limiting speed

W 617/8 8 mm 12 mm 2.5 mm 0.312 N 0.14 N - 63000
608-2Z 8 mm 22 mm 7 mm 3.45 N 1.37 N - 38000
W 619/8 R 8 mm 19 mm 6 mm 1.25 N 0.455 N - 53000
W 608 R-2RZ 8 mm 22 mm 7 mm 1.99 N 0.78 N - 38000
W 628-2Z 8 mm 24 mm 8 mm 2.47 N 1.12 N - 36000
W 637/8 R-2ZS 8 mm 12 mm 3.5 mm 0.312 N 0.14 N - 50000
607/8-Z 8 mm 19 mm 6 mm 2.34 N 0.95 N - 53000
W 619/8 R-2RS1 8 mm 19 mm 6 mm 1.25 N 0.455 N - 24000
608-Z 8 mm 22 mm 7 mm 3.45 N 1.37 N - 48000
WBB1-8708 R-2RS1 8 mm 14 mm 4 mm 0.462 N 0.193 N - 28000
W 628-2RS1 8 mm 24 mm 8 mm 2.47 N 1.12 N - 20000
WBB1-8708-2RZ 8 mm 14 mm 4 mm 0.319 N 0.053 N - 48000
W 637/8 R-2Z 8 mm 12 mm 3.5 mm 0.312 N 0.14 N - 53000
W 628/8 R-2RZ 8 mm 16 mm 5 mm 0.715 N 0.3 N - 45000
628-2Z 8 mm 24 mm 8 mm 3.9 N 1.66 N - 32000
638/8-2Z 8 mm 16 mm 6 mm 1.33 N 0.57 N - 45000
638-RZ 8 mm 28 mm 9 mm 1.33 N 0.57 N - 38000
608 8 mm 22 mm 7 mm 3.45 N 1.37 N - 48000
W 618/8 R 8 mm 16 mm 4 mm 0.715 N 0.3 N - 56000
628-2RZ 8 mm 24 mm 8 mm 3.9 N 1.66 N - 32000