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70BER10E

ROBUST Series Ultra High-Speed Angular Contact Ball Bearings
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Parts Number
70BER10ETSUELP4 ROBUST Series Ultra High-Speed Angular Contact Ball Bearings
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Parts Number

70BER10ETSUELP4

Boundary Dimensions

BER: 25° Bearing Type
d 70 mm Bore diameter
D 110 mm Outside diameter
B 20 mm Width
r(min.) 1.1 mm Chamfer Dimension
r1(min.) 0.6 mm Chamfer Dimension

Basic Load Ratings

Cr 26.9 kN Basic Dynamic Load Rating
C0r 18.9 kN Basic Static Load Rating

Speeds

Grease 14400 min-1 Limiting Speed
Oil (Oil-air) 20300 min-1 Limiting Speed

Dimensions

25° Contact Angle
a 30.8 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 77 mm Diameter of Shaft Abutment
Da(max.) 103 mm Diameter of Housing Abutment
Db(max.) 105 mm Diameter of Housing Abutment
ra(max.) 1 mm Radius of Shaft or Housing Fillet
rb(max.) 0.6 mm Radius of Shaft or Housing Fillet

Performance

Pa 33.5 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 49N 89N/μm 0μm
L 396N 181N/μm -10μm
M 815N 236N/μm -18μm

Additional information

2.6 g/brg Recommended Grease Quantities

Mass

0.645 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_RS_BER
NSK Product Type Super Precision Bearing
Designations 70BER10E

© NSK Ltd.

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