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140BNR19E

ROBUST Series Ultra High-Speed Angular Contact Ball Bearings
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Parts Number
140BNR19ETYNSUHP4Y ROBUST Series Ultra High-Speed Angular Contact Ball Bearings
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Parts Number

140BNR19ETYNSUHP4Y

Boundary Dimensions

BNR: 18° Bearing Type
d 140 mm Bore diameter
D 190 mm Outside diameter
B 24 mm Width
r(min.) 1.5 mm Chamfer Dimension
r1(min.) 1 mm Chamfer Dimension

Basic Load Ratings

Cr 75.5 kN Basic Dynamic Load Rating
C0r 61.5 kN Basic Static Load Rating

Speeds The limiting speeds of the ball guided cage is lower than the outer ring guided cage.

Grease 8000 min-1 Limiting Speed
Oil (Oil-air) 9000 min-1 Limiting Speed

Dimensions

18° Contact Angle
a 38.8 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 149 mm Diameter of Shaft Abutment
Da(max.) 181 mm Diameter of Housing Abutment
Db(max.) 184 mm Diameter of Housing Abutment
ra(max.) 1.5 mm Radius of Shaft or Housing Fillet
rb(max.) 0.8 mm Radius of Shaft or Housing Fillet

Performance

Pa 89.5 kN Permissible Axial Load

Calculation factors

f0 11.0 Factor

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 98N 82N/μm 0μm
L 739N 168N/μm -20μm
M 1522N 223N/μm -36μm

Additional information

9.2 g/brg Recommended Grease Quantities

Mass

1.57 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_RS_BNR
NSK Product Type Super Precision Bearing
Designations 140BNR19E

© NSK Ltd.

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