(dimensions in mm)
Bearing Type - Shielded
Bore Dia (d) - 9.0000
Outer Dia (D) - 20.0000
Width (B) - 6.0000
Radius (min) (rs) - 0.300
Dynamic Load Rating (Cr) - 2,097
Static Load Rating (Cor) - 865
Max Speed (Grease) (X1000 RPM) - 34
Max Speed (Oil) (X1000 RPM) - 40
Max. Shaft Shoulder Dia. Inner (Ui) - 11.6
Min. Housing Shoulder Dia., Outer (Uo) - 17.440
Ball Qty - 8
Ball Dia (Dw) - 3.1750
Weight (g) - 8.54
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 3320 NTN NJ 2238 E OKB 6729/658 OKB ISB 16019 SKF 4311 ATN9 NACHI 6006ZZE KOYO HJ-303920 NTN N268 SKF PCZ 1208 E ZEN S6204-2Z SKF VKBA 3650 ELGES GE-260ES SKF 71912 ACE/HCP4AL NSK 61868
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