(dimensions in inches)
Bearing Type - Shielded
Bore Dia (d) - 0.1875
Outer Dia (D) - 0.5000
Width (B) - 0.1960
Radius (min) (rs) - 0.002
Dynamic Load Rating (Cr) - 249
Static Load Rating (Cor) - 88
Max Speed (Grease) (X1000 RPM) - 43
Max Speed (Oil) (X1000 RPM) - 53
Max. Shaft Shoulder Dia. Inner (Ui) - 0.3
Min. Housing Shoulder Dia., Outer (Uo) - 0.439
Ball Qty - 7
Ball Dia (Dw) - 0.0937
Weight (g) - 2.95
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.
Two metal shields = (ZZ), also available with a single metal shield = (Z).
Hot number:KOYO 54218 U FAG QJ317N2MPA INA IR20X28X20 TIMKEN 98400/98789DC NKE 29434-M SKF 6211NR FAG 7603100-TVP Timken JW5549/JW5510 KOYO K85X93X30H KOYO NJ2320R NBS RNAO 60x78x40 - ZW Torrington CRSB-52 RHP RLS-27 Thomson SPB-32 NOK SC 45 68 9 NBR
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