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30BER19S

ROBUST Series Ultra High-Speed Angular Contact Ball Bearings
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Parts Number
30BER19STSUMP4Y ROBUST Series Ultra High-Speed Angular Contact Ball Bearings
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Parts Number

30BER19STSUMP4Y

Boundary Dimensions

BER: 25° Bearing Type
d 30 mm Bore diameter
D 47 mm Outside diameter
B 9 mm Width
r(min.) 0.3 mm Chamfer Dimension
r1(min.) 0.15 mm Chamfer Dimension

Basic Load Ratings

Cr 7.60 kN Basic Dynamic Load Rating
C0r 3.90 kN Basic Static Load Rating

Speeds

Grease 31200 min-1 Limiting Speed
Oil (Oil-air) 44200 min-1 Limiting Speed

Dimensions

25° Contact Angle
a 13.5 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 32.5 mm Diameter of Shaft Abutment
Da(max.) 44.5 mm Diameter of Housing Abutment
Db(max.) 45.8 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 6.80 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 25N 47N/μm 0μm
L 164N 90N/μm -8μm
M 318N 116N/μm -14μm

Additional information

0.29 g/brg Recommended Grease Quantities

Mass

0.048 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_RS_BER
NSK Product Type Super Precision Bearing
Designations 30BER19S

© NSK Ltd.

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