(dimensions in mm)
Bearing Type - Flange Shielded
Bore Dia (d) - 2.5000
Outer Dia (D) - 7.0000
Width (B) - 3.5000
Radius (min) (rs) - 0.150
Flange Dia (Df) - 8.5000
Flange Width (Bf) - 0.900
Dynamic Load Rating (Cr) - 328
Static Load Rating (Cor) - 103
Max Speed (Grease) (X1000 RPM) - 63
Max Speed (Oil) (X1000 RPM) - 75
Max. Shaft Shoulder Dia. Inner (Ui) - 3.8
Min. Housing Shoulder Dia., Outer (Uo) - 6.200
Ball Qty - 7
Ball Dia (Dw) - 1.2000
Weight (g) - 0.68
Precision - A1
Standard Clearance - K25
Material - Martensitic Stainless Steel
Also available in 52100 Chrome Steel
ABEC Grades 1, 3, 5, 7, and 9 are available. Also, the equivalent ISO classes.
Two metal shields = (ZZ), also available with a single metal shield = (Z).
Hot number:KOYO 6220-2RZ ZKL 7228 B NSK 53216 TIMKEN 66187/66462 OKB 801/28 OKB 32616L INA F-216642.6 NACHI H-1988R/H-1922 NTN NK80/35R+IR70×80×35 Timken NKJS50 NACHI UCT208+WB SKF W 628/9-2RZ FAG 2310-K2RS INA PWKR-62-2RS SKF 70/850 AMB
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