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7202C

Standard Series High Precision Angular Contact Ball Bearings
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Parts Number
7202CTRSUMP3 Standard Series High Precision Angular Contact Ball Bearings
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Parts Number

7202CTRSUMP3

Boundary Dimensions

d 15 mm Bore diameter
D 35 mm Outside diameter
B 11 mm Width
r(min.) 0.6 mm Chamfer Dimension
r1(min.) 0.3 mm Chamfer Dimension

Basic Load Ratings

Cr 10.9 kN Basic Dynamic Load Rating
C0r 4.55 kN Basic Static Load Rating

Speeds

Grease 46000 min-1 Limiting Speed
Oil (Oil-air) 70000 min-1 Limiting Speed

Dimensions

C: 15° Contact Angle
a 8.8 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 20 mm Diameter of Shaft Abutment
Da(max.) 30 mm Diameter of Housing Abutment
Db(max.) 32.5 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 3.85 kN Permissible Axial Load

Calculation factors

f0 13.2 Factor

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 20N 17N/μm 1μm
L 40N 23N/μm -3μm
M 97N 34N/μm -11μm
H 199N 48N/μm -21μm

Additional information

0.27 g/brg Recommended Grease Quantities

Mass

0.045 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)
7202CTRSUMP3 10.9 4.55 P3: Special class (ISO Class 4 dimensional tolerances and ISO Class 2 running accuracy.) 46000 70000 0.045

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CAD
More Information
NSK Product Type2 SP_ACBB_ST_C
NSK Product Type Super Precision Bearing
Designations 7202C

© NSK Ltd.

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