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7218A5SN24

Standard Series High Precision Angular Contact Ball Bearings
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Parts Number
7218A5SN24TRSUELP5 Standard Series High Precision Angular Contact Ball Bearings
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Parts Number

7218A5SN24TRSUELP5

Boundary Dimensions

d 90 mm Bore diameter
D 160 mm Outside diameter
B 30 mm Width
r(min.) 2 mm Chamfer Dimension
r1(min.) 1 mm Chamfer Dimension

Basic Load Ratings

Cr 147 kN Basic Dynamic Load Rating
C0r 95.5 kN Basic Static Load Rating

Speeds

Grease 10400 min-1 Limiting Speed
Oil (Oil-air) 15600 min-1 Limiting Speed

Dimensions

A5: 25° Contact Angle
a 44.1 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 100 mm Diameter of Shaft Abutment
Da(max.) 150 mm Diameter of Housing Abutment
Db(max.) 154 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 99.2 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 744N 279N/μm -12μm
L 1462N 357N/μm -21μm
M 3375N 490N/μm -39μm
H 6965N 657N/μm -64μm

Additional information

12 g/brg Recommended Grease Quantities

Mass

1.91 kg Mass(approx.)
Designations Basic Load Ratings Axial Internal Clearance Accuracy Limiting Speeds Mass
Cr
 C0r
 min
 max
 Grease
(min-1)		 Oil (Oil-air)
(min-1)
(kg)
7218A5SN24TRSUELP5 147 95.5 P5: ISO Class 5 10400 15600 1.91

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CAD
More Information
NSK Product Type2 SP_ACBB_ST_A5
NSK Product Type Super Precision Bearing
Designations 7218A5SN24

© NSK Ltd.

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