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7214A5

Standard Series High Precision Angular Contact Ball Bearings
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Parts Number
7214A5TYNSUHP4 Standard Series High Precision Angular Contact Ball Bearings
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Parts Number

7214A5TYNSUHP4

Boundary Dimensions

d 70 mm Bore diameter
D 125 mm Outside diameter
B 24 mm Width
r(min.) 1.5 mm Chamfer Dimension
r1(min.) 1 mm Chamfer Dimension

Basic Load Ratings

Cr 79.5 kN Basic Dynamic Load Rating
C0r 61.5 kN Basic Static Load Rating

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

Grease 10000 min-1 Limiting Speed
Oil (Oil-air) 14000 min-1 Limiting Speed

Dimensions

A5: 25° Contact Angle
a 34.7 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 79 mm Diameter of Shaft Abutment
Da(max.) 116 mm Diameter of Housing Abutment
Db(max.) 119 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 49.5 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 406N 188N/μm -8μm
L 781N 239N/μm -15μm
M 1856N 332N/μm -30μm
H 3690N 438N/μm -49μm

Additional information

6.0 g/brg Recommended Grease Quantities

Mass

1.08 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_ST_A5
NSK Product Type Super Precision Bearing
Designations 7214A5

© NSK Ltd.

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