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7072A5

Standard Series High Precision Angular Contact Ball Bearings
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Parts Number
7072A5SUHP5 Standard Series High Precision Angular Contact Ball Bearings
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Parts Number

7072A5SUHP5

Boundary Dimensions

d 360 mm Bore diameter
D 540 mm Outside diameter
B 82 mm Width
r(min.) 5 mm Chamfer Dimension
r1(min.) 2 mm Chamfer Dimension

Basic Load Ratings

Cr 555 kN Basic Dynamic Load Rating
C0r 995 kN Basic Static Load Rating

Speeds

Grease 2000 min-1 Limiting Speed
Oil (Oil-air) 3200 min-1 Limiting Speed

Dimensions

A5: 25° Contact Angle
a 145.9 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 382 mm Diameter of Shaft Abutment
Da(max.) 518 mm Diameter of Housing Abutment
Db(max.) 530 mm Diameter of Housing Abutment
ra(max.) 4 mm Radius of Shaft or Housing Fillet
rb(max.) 2 mm Radius of Shaft or Housing Fillet

Performance

Pa 750 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity
EL 5851N 851N/μm
L 11710N 1095N/μm
M 23743N 1431N/μm
H 46950N 1878N/μm

Mass

62 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_ST_A5
NSK Product Type Super Precision Bearing
Designations 7072A5

© NSK Ltd.

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