ZWZ 7221C DB DF DT

Boundary Dimensions
d 105 mm Bore diameter
D 190 mm Outside diameter
B 36 mm Width
r(min.) 2.1 mm Chamfer Dimension
r1(min.) 1.1 mm Chamfer Dimension
Basic Load Ratings
Cr 205 kN Basic Dynamic Load Rating
C0r 143 kN Basic Static Load Rating
Speeds
Grease 7800 min-1 Limiting Speed
Oil (Oil-air) 11900 min-1 Limiting Speed
Dimensions
C: 15° Contact Angle
a 37.7 mm Effective Load Center
Abutment and Fillet Dimensions
da(min.) 117 mm Diameter of Shaft Abutment
Da(max.) 178 mm Diameter of Housing Abutment
Db(max.) 183 mm Diameter of Housing Abutment
ra(max.) 2 mm Radius of Shaft or Housing Fillet
rb(max.) 1 mm Radius of Shaft or Housing Fillet
Performance
Pa 97.5 kN Permissible Axial Load
Calculation factors
f0 14.5 Factor
Preload,Rigidity(DB and DF arrangement)
Preload Axial Rigidity Measured axial clearance
EL 540N 108N/μm -21μm
L 1077N 144N/μm -38μm
M 2651N 216N/μm -73μm
H 5311N 304N/μm -114μm
Additional information
21 g/brg Recommended Grease Quantities
Mass
3.78 kg Mass(approx.)

<>ZWZ 7221C DB DF DT