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7215A5

Standard Series High Precision Angular Contact Ball Bearings
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Parts Number
7215A5TRSUMP3 Standard Series High Precision Angular Contact Ball Bearings
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Parts Number

7215A5TRSUMP3

Boundary Dimensions

d 75 mm Bore diameter
D 130 mm Outside diameter
B 25 mm Width
r(min.) 1.5 mm Chamfer Dimension
r1(min.) 1 mm Chamfer Dimension

Basic Load Ratings

Cr 82.5 kN Basic Dynamic Load Rating
C0r 66.5 kN Basic Static Load Rating

Speeds

Grease 9800 min-1 Limiting Speed
Oil (Oil-air) 14700 min-1 Limiting Speed

Dimensions

A5: 25° Contact Angle
a 36.4 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 84 mm Diameter of Shaft Abutment
Da(max.) 121 mm Diameter of Housing Abutment
Db(max.) 124 mm Diameter of Housing Abutment
ra(max.) 1.5 mm Radius of Shaft or Housing Fillet
rb(max.) 0.8 mm Radius of Shaft or Housing Fillet

Performance

Pa 53.0 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 422N 199N/μm -8μm
L 819N 253N/μm -15μm
M 1961N 353N/μm -30μm
H 3911N 467N/μm -49μm

Additional information

6.5 g/brg Recommended Grease Quantities

Mass

1.18 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_ST_A5
NSK Product Type Super Precision Bearing
Designations 7215A5

© NSK Ltd.

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