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75BNRD10J

ROBUST Series Ultra High-Speed Angular Contact Ball Bearings
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Parts Number
75BNRD10JTYNSUMP4 ROBUST Series Ultra High-Speed Angular Contact Ball Bearings
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Parts Number

75BNRD10JTYNSUMP4

Boundary Dimensions

BNRD: 18° Bearing Type
d 75 mm Bore diameter
D 115 mm Outside diameter
B 20 mm Width
BN 4.0 mm
SN 12 mm
SB 1.4 mm
r(min.) 1.1 mm Chamfer Dimension
r1(min.) 0.6 mm Chamfer Dimension

Basic Load Ratings

Cr 53.5 kN Basic Dynamic Load Rating
C0r 23.1 kN Basic Static Load Rating

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

Grease 19000 min-1 Limiting Speed
Oil (Oil-air) 29500 min-1 Limiting Speed

Dimensions

18° Contact Angle
a 25.4 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 82 mm Diameter of Shaft Abutment
Da(max.) 108 mm Diameter of Housing Abutment
Db(max.) 110 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 22.4 kN Permissible Axial Load

Calculation factors

f0 8.20 Factor

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 49N 58N/μm 0μm
L 432N 127N/μm -16μm
M 875N 167N/μm -28μm

Additional information

3.4 g/brg Recommended Grease Quantities

Mass

0.557 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_RS_BNRD
NSK Product Type Super Precision Bearing
Designations 75BNRD10J

© NSK Ltd.

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