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7918CSN24

Standard Series High Precision Angular Contact Ball Bearings
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Parts Number
7918CSN24TRSUMP5 Standard Series High Precision Angular Contact Ball Bearings
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Parts Number

7918CSN24TRSUMP5

Boundary Dimensions

d 90 mm Bore diameter
D 125 mm Outside diameter
B 18 mm Width
r(min.) 1.1 mm Chamfer Dimension
r1(min.) 0.6 mm Chamfer Dimension

Basic Load Ratings

Cr 41.5 kN Basic Dynamic Load Rating
C0r 43.5 kN Basic Static Load Rating

Speeds

Grease 14000 min-1 Limiting Speed
Oil (Oil-air) 21300 min-1 Limiting Speed

Dimensions

C: 15° Contact Angle
a 23.4 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 97 mm Diameter of Shaft Abutment
Da(max.) 118 mm Diameter of Housing Abutment
Db(max.) 120 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 34.6 kN Permissible Axial Load

Calculation factors

f0 16.6 Factor

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 159N 89N/μm -3μm
L 314N 117N/μm -9μm
M 834N 180N/μm -23μm
H 1703N 255N/μm -39μm

Additional information

3.4 g/brg Recommended Grease Quantities

Mass

0.496 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_ST_C
NSK Product Type Super Precision Bearing
Designations 7918CSN24

© NSK Ltd.

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