ZWZ 7909C DB DF DT Bearings wholesale price | On sale

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Boundary Dimensions
d 45 mm Bore diameter
D 68 mm Outside diameter
B 12 mm Width
r(min.) 0.6 mm Chamfer Dimension
r1(min.) 0.3 mm Chamfer Dimension
Basic Load Ratings
Cr 20.2 kN Basic Dynamic Load Rating
C0r 13.4 kN Basic Static Load Rating
Speeds
Grease 20400 min-1 Limiting Speed
Oil (Oil-air) 31000 min-1 Limiting Speed
Dimensions
C: 15° Contact Angle
a 13.6 mm Effective Load Center
Abutment and Fillet Dimensions
da(min.) 50 mm Diameter of Shaft Abutment
Da(max.) 63 mm Diameter of Housing Abutment
Db(max.) 65.5 mm Diameter of Housing Abutment
ra(max.) 0.6 mm Radius of Shaft or Housing Fillet
rb(max.) 0.3 mm Radius of Shaft or Housing Fillet
Performance
Pa 8.55 kN Permissible Axial Load
Calculation factors
f0 16.0 Factor
Preload,Rigidity(DB and DF arrangement)
Preload Axial Rigidity Measured axial clearance
EL 49N 37N/μm 0μm
L 104N 51N/μm -5μm
M 192N 66N/μm -11μm
H 391N 93N/μm -21μm
Additional information
0.77 g/brg Recommended Grease Quantities
Mass
0.129 kg Mass(approx.)


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