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7203A5SN24

Standard Series High Precision Angular Contact Ball Bearings
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Parts Number
7203A5SN24TYNSUHP4 Standard Series High Precision Angular Contact Ball Bearings
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Parts Number

7203A5SN24TYNSUHP4

Boundary Dimensions

d 17 mm Bore diameter
D 40 mm Outside diameter
B 12 mm Width
r(min.) 0.6 mm Chamfer Dimension
r1(min.) 0.3 mm Chamfer Dimension

Basic Load Ratings

Cr 13.1 kN Basic Dynamic Load Rating
C0r 5.35 kN Basic Static Load Rating

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

Grease 36000 min-1 Limiting Speed
Oil (Oil-air) 50000 min-1 Limiting Speed

Dimensions

A5: 25° Contact Angle
a 12.6 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 22 mm Diameter of Shaft Abutment
Da(max.) 35 mm Diameter of Housing Abutment
Db(max.) 37.5 mm Diameter of Housing Abutment
ra(max.) 0.6 mm Radius of Shaft or Housing Fillet
rb(max.) 0.3 mm Radius of Shaft or Housing Fillet

Performance

Pa 6.28 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 37N 51N/μm -1μm
L 82N 69N/μm -4μm
M 232N 102N/μm -11μm
H 470N 136N/μm -19μm

Additional information

0.38 g/brg Recommended Grease Quantities

Mass

0.057 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)
7203A5SN24TYNSUHP4 13.1 5.35 P4: ISO Class 4 36000 50000 0.057

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CAD
More Information
NSK Product Type2 SP_ACBB_ST_A5
NSK Product Type Super Precision Bearing
Designations 7203A5SN24

© NSK Ltd.

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