Most favorable price : sales@hellerbearings.com

We can provide free samples . Please contact Email for any inquiries

Boundary Dimensions
d 53.975 mm Bore diameter
D 123.825 mm Outside diameter
T 38.1 mm Total width
B 36.678 mm Width of inner ring
C 30.162 mm Width of outer ring
Cup r (min.) 3.3 mm Chamfer dimension of outer ring (Cup)
Cone r (min.) 3.5 mm Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr 198000 N Basic dynamic load rating
C0r 221000 N Basic static load rating
Speeds 
Grease 3000 min-1 Grease lubrication
Oil (Oil-bath) 4000 min-1 Oil-bath lubrication
Dimensions
a 28.8 mm Effective load center
Abutment and Fillet Dimensions
da 71 mm Diameter of shaft abutment
Da 109 mm Diameter of housing abutment
db 65 mm Diameter of shaft abutment
Db 116 mm Diameter of housing abutment
ra (max.) 3.5 mm Radius of shaft or housing fillet of inner ring
ra (max.) 3.3 mm Radius of shaft or housing fillet of outer ring
Calculation factors
e 0.35 Constant
Y0 0.95 Axial load Factors
Y1 1.7 Axial load Factors
Mass
CONE (approx.) 1.49 kg
CUP (approx.) 0.764 kg
557S/552A bearing
We also offer the following brands
ZWZ LYC C&U TWB TMB HRB LS NSK FAG ROLLWAY

<>ZWZ 557S/552A