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7008A5

Standard Series High Precision Angular Contact Ball Bearings
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Parts Number
7008A5TRSUHP4 Standard Series High Precision Angular Contact Ball Bearings
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Parts Number

7008A5TRSUHP4

Boundary Dimensions

d 40 mm Bore diameter
D 68 mm Outside diameter
B 15 mm Width
r(min.) 1 mm Chamfer Dimension
r1(min.) 0.6 mm Chamfer Dimension

Basic Load Ratings

Cr 20.5 kN Basic Dynamic Load Rating
C0r 15.1 kN Basic Static Load Rating

Speeds

Grease 18600 min-1 Limiting Speed
Oil (Oil-air) 27800 min-1 Limiting Speed

Dimensions

A5: 25° Contact Angle
a 20.1 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 46 mm Diameter of Shaft Abutment
Da(max.) 62 mm Diameter of Housing Abutment
Db(max.) 63 mm Diameter of Housing Abutment
ra(max.) 1 mm Radius of Shaft or Housing Fillet
rb(max.) 0.5 mm Radius of Shaft or Housing Fillet

Performance

Pa 12.0 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 92N 95N/μm -2μm
L 203N 127N/μm -6μm
M 424N 167N/μm -12μm
H 864N 223N/μm -21μm

Additional information

1.1 g/brg Recommended Grease Quantities

Mass

0.188 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_ST_A5
NSK Product Type Super Precision Bearing
Designations 7008A5

© NSK Ltd.

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