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55BER19E

ROBUST Series Ultra High-Speed Angular Contact Ball Bearings
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Parts Number
55BER19ETSUHP3 ROBUST Series Ultra High-Speed Angular Contact Ball Bearings
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Parts Number

55BER19ETSUHP3

Boundary Dimensions

BER: 25° Bearing Type
d 55 mm Bore diameter
D 80 mm Outside diameter
B 13 mm Width
r(min.) 1 mm Chamfer Dimension
r1(min.) 0.6 mm Chamfer Dimension

Basic Load Ratings

Cr 17.3 kN Basic Dynamic Load Rating
C0r 10.9 kN Basic Static Load Rating

Speeds

Grease 19200 min-1 Limiting Speed
Oil (Oil-air) 27000 min-1 Limiting Speed

Dimensions

25° Contact Angle
a 22.2 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 61 mm Diameter of Shaft Abutment
Da(max.) 74 mm Diameter of Housing Abutment
Db(max.) 75 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 16.1 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 49N 76N/μm 0μm
L 264N 136N/μm -8μm
M 538N 176N/μm -15μm

Additional information

1.1 g/brg Recommended Grease Quantities

Mass

0.178 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_RS_BER
NSK Product Type Super Precision Bearing
Designations 55BER19E

© NSK Ltd.

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