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120BNR10X

ROBUST Series Ultra High-Speed Angular Contact Ball Bearings
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Parts Number
120BNR10XTYNV1VSULP4 ROBUST Series Ultra High-Speed Angular Contact Ball Bearings
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Parts Number

120BNR10XTYNV1VSULP4

Boundary Dimensions

BNR: 18° Bearing Type
d 120 mm Bore diameter
D 180 mm Outside diameter
B 28 mm Width
BN 6.0 mm
SN 16 mm
SB 2.2 mm
r(min.) 2 mm Chamfer Dimension
r1(min.) 1 mm Chamfer Dimension

Basic Load Ratings

Cr 95.0 kN Basic Dynamic Load Rating
C0r 48.5 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) 10000 min-1 Limiting Speed

Dimensions

18° Contact Angle
a 38.4 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 130 mm Diameter of Shaft Abutment
Da(max.) 170 mm Diameter of Housing Abutment
Db(max.) 174 mm Diameter of Housing Abutment
ra(max.) 2 mm Radius of Shaft or Housing Fillet
rb(max.) 1 mm Radius of Shaft or Housing Fillet

Performance

Pa 48.0 kN Permissible Axial Load

Calculation factors

f0 11.0 Factor

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 98N 96N/μm 0μm
L 634N 185N/μm -15μm
M 1399N 251N/μm -29μm

Additional information

9.1 g/brg Recommended Grease Quantities

Mass

2.14 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_RS_BNR
NSK Product Type Super Precision Bearing
Designations 120BNR10X

© NSK Ltd.

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