ZWZ 7903A5 DB DF DT Bearings wholesale price | On sale

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Boundary Dimensions
d 17 mm Bore diameter
D 30 mm Outside diameter
B 7 mm Width
r(min.) 0.3 mm Chamfer Dimension
r1(min.) 0.15 mm Chamfer Dimension
Basic Load Ratings
Cr 6.00 kN Basic Dynamic Load Rating
C0r 2.80 kN Basic Static Load Rating
Speeds
Grease 42600 min-1 Limiting Speed
Oil (Oil-air) 63900 min-1 Limiting Speed
Dimensions
A5: 25° Contact Angle
a 9.0 mm Effective Load Center
Abutment and Fillet Dimensions
da(min.) 19.5 mm Diameter of Shaft Abutment
Da(max.) 27.5 mm Diameter of Housing Abutment
Db(max.) 28.8 mm Diameter of Housing Abutment
ra(max.) 0.3 mm Radius of Shaft or Housing Fillet
rb(max.) 0.15 mm Radius of Shaft or Housing Fillet
Performance
Pa 2.21 kN Permissible Axial Load
Preload,Rigidity(DB and DF arrangement)
Preload Axial Rigidity Measured axial clearance
EL 15N 34N/μm 1μm
L 35N 47N/μm -1μm
M 77N 63N/μm -4μm
H 149N 82N/μm -8μm
Additional information
0.12 g/brg Recommended Grease Quantities
Mass
0.017 kg Mass(approx.)


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