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7222C

Standard Series High Precision Angular Contact Ball Bearings
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Parts Number
7222CTRSUHP4 Standard Series High Precision Angular Contact Ball Bearings
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Parts Number

7222CTRSUHP4

Boundary Dimensions

d 110 mm Bore diameter
D 200 mm Outside diameter
B 38 mm Width
r(min.) 2.1 mm Chamfer Dimension
r1(min.) 1.1 mm Chamfer Dimension

Basic Load Ratings

Cr 185 kN Basic Dynamic Load Rating
C0r 160 kN Basic Static Load Rating

Speeds

Grease 7500 min-1 Limiting Speed
Oil (Oil-air) 11300 min-1 Limiting Speed

Dimensions

C: 15° Contact Angle
a 39.8 mm Effective Load Center

Abutment and Fillet Dimensions

da(min.) 122 mm Diameter of Shaft Abutment
Da(max.) 188 mm Diameter of Housing Abutment
Db(max.) 193 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 108 kN Permissible Axial Load

Calculation factors

f0 14.5 Factor

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 632N 117N/μm -24μm
L 1281N 156N/μm -43μm
M 2962N 228N/μm -78μm
H 5901N 320N/μm -121μm

Additional information

25 g/brg Recommended Grease Quantities

Mass

4.45 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACBB_ST_C
NSK Product Type Super Precision Bearing
Designations 7222C

© NSK Ltd.

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