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45BNR10X

ROBUST Series Ultra High-Speed Angular Contact Ball Bearings
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Parts Number
45BNR10XTYNV1VSUMP4Y ROBUST Series Ultra High-Speed Angular Contact Ball Bearings
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Parts Number

45BNR10XTYNV1VSUMP4Y

Boundary Dimensions

BNR: 18° Bearing Type
d 45 mm Bore diameter
D 75 mm Outside diameter
B 16 mm Width
BN 3.4 mm
SN 9.3 mm
SB 1.4 mm
r(min.) 1 mm Chamfer Dimension
r1(min.) 0.6 mm Chamfer Dimension

Basic Load Ratings

Cr 23.4 kN Basic Dynamic Load Rating
C0r 8.60 kN Basic Static Load Rating

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

Grease 21000 min-1 Limiting Speed
Oil (Oil-air) 24000 min-1 Limiting Speed

Dimensions

18° Contact Angle
a 17.6 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 51 mm Diameter of Shaft Abutment
Da(max.) 69 mm Diameter of Housing Abutment
Db(max.) 70 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 8.35 kN Permissible Axial Load

Calculation factors

f0 10.6 Factor

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 49N 50N/μm 0μm
L 123N 69N/μm -5μm
M 242N 89N/μm -11μm

Additional information

1.1 g/brg Recommended Grease Quantities

Mass

0.246 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_RS_BNR
NSK Product Type Super Precision Bearing
Designations 45BNR10X

© NSK Ltd.

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