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120BNR19H

ROBUST Series Ultra High-Speed Angular Contact Ball Bearings
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Parts Number
120BNR19HTYNV1VSUELP3 ROBUST Series Ultra High-Speed Angular Contact Ball Bearings
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Parts Number

120BNR19HTYNV1VSUELP3

Boundary Dimensions

BNR: 18° Bearing Type
d 120 mm Bore diameter
D 165 mm Outside diameter
B 22 mm Width
r(min.) 1.1 mm Chamfer Dimension
r1(min.) 0.6 mm Chamfer Dimension

Basic Load Ratings

Cr 68.0 kN Basic Dynamic Load Rating
C0r 50.0 kN Basic Static Load Rating

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

Grease 9000 min-1 Limiting Speed
Oil (Oil-air) 10000 min-1 Limiting Speed

Dimensions

18° Contact Angle
a 34.2 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 127 mm Diameter of Shaft Abutment
Da(max.) 158 mm Diameter of Housing Abutment
Db(max.) 160 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 49.0 kN Permissible Axial Load

Calculation factors

f0 10.8 Factor

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 98N 88N/μm 0μm
L 460N 150N/μm -12μm
M 1477N 234N/μm -33μm

Additional information

7.3 g/brg Recommended Grease Quantities

Mass

0.949 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_RS_BNR
NSK Product Type Super Precision Bearing
Designations 120BNR19H

© NSK Ltd.

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