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70BER19E

ROBUST Series Ultra High-Speed Angular Contact Ball Bearings
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Parts Number
70BER19ETSUHP4Y ROBUST Series Ultra High-Speed Angular Contact Ball Bearings
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Parts Number

70BER19ETSUHP4Y

Boundary Dimensions

BER: 25° Bearing Type
d 70 mm Bore diameter
D 100 mm Outside diameter
B 16 mm Width
r(min.) 1 mm Chamfer Dimension
r1(min.) 0.6 mm Chamfer Dimension

Basic Load Ratings

Cr 25.7 kN Basic Dynamic Load Rating
C0r 17.3 kN Basic Static Load Rating

Speeds

Grease 15200 min-1 Limiting Speed
Oil (Oil-air) 21500 min-1 Limiting Speed

Dimensions

25° Contact Angle
a 27.8 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 76 mm Diameter of Shaft Abutment
Da(max.) 94 mm Diameter of Housing Abutment
Db(max.) 95 mm Diameter of Housing Abutment
ra(max.) 1 mm Radius of Shaft or Housing Fillet
rb(max.) 0.5 mm Radius of Shaft or Housing Fillet

Performance

Pa 30.5 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 49N 84N/μm 0μm
L 292N 154N/μm -8μm
M 604N 201N/μm -15μm

Additional information

2.0 g/brg Recommended Grease Quantities

Mass

0.328 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_RS_BER
NSK Product Type Super Precision Bearing
Designations 70BER19E

© NSK Ltd.

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