ZWZ 7210A5 DB DF DT

Boundary Dimensions
d 50 mm Bore diameter
D 90 mm Outside diameter
B 20 mm Width
r(min.) 1.1 mm Chamfer Dimension
r1(min.) 0.6 mm Chamfer Dimension
Basic Load Ratings
Cr 51.5 kN Basic Dynamic Load Rating
C0r 30.5 kN Basic Static Load Rating
Speeds
Grease 14300 min-1 Limiting Speed
Oil (Oil-air) 21500 min-1 Limiting Speed
Dimensions
A5: 25° Contact Angle
a 26.3 mm Effective Load Center
Abutment and Fillet Dimensions
da(min.) 57 mm Diameter of Shaft Abutment
Da(max.) 83 mm Diameter of Housing Abutment
Db(max.) 85 mm Diameter of Housing Abutment
ra(max.) 1 mm Radius of Shaft or Housing Fillet
rb(max.) 0.6 mm Radius of Shaft or Housing Fillet
Performance
Pa 25.2 kN Permissible Axial Load
Preload,Rigidity(DB and DF arrangement)
Preload Axial Rigidity Measured axial clearance
EL 208N 130N/μm -6μm
L 391N 164N/μm -11μm
M 989N 233N/μm -23μm
H 1934N 306N/μm -37μm
Additional information
2.8 g/brg Recommended Grease Quantities
Mass
0.453 kg Mass(approx.)

<>ZWZ 7210A5 DB DF DT