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200TAC20D+L

Double-Direction Angular Contact Thrust Ball Bearings (NSKTAC D Series )

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Parts Number
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Designations

200TAC20D+L

Boundary Dimensions

d 200 mm Bore diameter
D 310 mm Outside diameter
T 132 mm Inner Ring Width
C 66 mm Outer Ring Width
r(min.) 2.1 mm Chamfer Dimension
r1(min.) 1.1 mm Chamfer Dimension

Basic Load Ratings

Ca 395 kN Basic Dynamic Load Rating
C0a 1180 kN Basic Static Load Rating

Speeds

Grease 1800 min-1 Limiting Speed (C6-Preload)
Oil (Oil-air) 2000 min-1 Limiting Speed (C6-Preload)
Grease 1600 min-1 Limiting Speed (C7-Preload)
Oil (Oil-air) 1700 min-1 Limiting Speed (C7-Preload)
Grease 1300 min-1 Limiting Speed (C8-Preload)
Oil (Oil-air) 1400 min-1 Limiting Speed (C8-Preload)

Dimensions

60° Contact Angle

Abutment and Fillet Dimensions

ra(max.) 2 mm Radius of Shaft or Housing Fillet
rb(max.) 1 mm Radius of Shaft or Housing Fillet
da 245 mm Diameter of Shaft Abutment
Da 291 mm Diameter of Housing Abutment

Performance

Pa 736 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
C6 3083N 1947N/μm -8μm
C7 7714N 2650N/μm -16μm
C8 18677N 3575N/μm -30μm

Additional information

145 g/brg Recommended Grease Quantities

Mass

29.6 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACTBB_TAC_D
NSK Product Type Super Precision Bearing
Designations 200TAC20D+L

© NSK Ltd.

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