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7219A5

Standard Series High Precision Angular Contact Ball Bearings
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Parts Number
7219A5TYNSUMP5 Standard Series High Precision Angular Contact Ball Bearings
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Parts Number

7219A5TYNSUMP5

Boundary Dimensions

d 95 mm Bore diameter
D 170 mm Outside diameter
B 32 mm Width
r(min.) 2.1 mm Chamfer Dimension
r1(min.) 1.1 mm Chamfer Dimension

Basic Load Ratings

Cr 133 kN Basic Dynamic Load Rating
C0r 107 kN Basic Static Load Rating

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

Grease 7500 min-1 Limiting Speed
Oil (Oil-air) 10000 min-1 Limiting Speed

Dimensions

A5: 25° Contact Angle
a 46.9 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 107 mm Diameter of Shaft Abutment
Da(max.) 158 mm Diameter of Housing Abutment
Db(max.) 163 mm Diameter of Housing Abutment
ra(max.) 2 mm Radius of Shaft or Housing Fillet
rb(max.) 1 mm Radius of Shaft or Housing Fillet

Performance

Pa 87.0 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 703N 240N/μm -13μm
L 1390N 308N/μm -23μm
M 3124N 419N/μm -42μm
H 6301N 557N/μm -68μm

Additional information

15 g/brg Recommended Grease Quantities

Mass

2.63 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_ST_A5
NSK Product Type Super Precision Bearing
Designations 7219A5

© NSK Ltd.

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