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ZWZ 7212A5 DB DF DT


Boundary Dimensions
d 60 mm Bore diameter
D 110 mm Outside diameter
B 22 mm Width
r(min.) 1.5 mm Chamfer Dimension
r1(min.) 1 mm Chamfer Dimension
Basic Load Ratings
Cr 77.0 kN Basic Dynamic Load Rating
C0r 47.0 kN Basic Static Load Rating
Speeds
Grease 11800 min-1 Limiting Speed
Oil (Oil-air) 17700 min-1 Limiting Speed
Dimensions
A5: 25° Contact Angle
a 30.8 mm Effective Load Center
Abutment and Fillet Dimensions
da(min.) 69 mm Diameter of Shaft Abutment
Da(max.) 101 mm Diameter of Housing Abutment
Db(max.) 104 mm Diameter of Housing Abutment
ra(max.) 1.5 mm Radius of Shaft or Housing Fillet
rb(max.) 0.8 mm Radius of Shaft or Housing Fillet
Performance
Pa 40.0 kN Permissible Axial Load
Preload,Rigidity(DB and DF arrangement)
Preload Axial Rigidity Measured axial clearance
EL 293N 155N/μm -8μm
L 607N 202N/μm -15μm
M 1458N 282N/μm -29μm
H 2937N 374N/μm -47μm
Additional information
4.5 g/brg Recommended Grease Quantities
Mass
0.773 kg Mass(approx.)

bearing warehouse


 


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