75TAC20F

Angular Contact Thrust Ball Bearings (NSKTAC F Series)

75TAC20F

Angular Contact Thrust Ball Bearings (NSKTAC F Series)

Images shown are representations. Designs and specifications may differ from actual products.

Designations

75TAC20F

Boundary Dimensions

d 75 mm Bore diameter
D 115 mm Outside diameter
T 48 mm Inner Ring Width
C 24 mm Outer Ring Width
r(min.) 1.1 mm Chamfer Dimension
r1(min.) 0.6 mm Chamfer Dimension

Basic Load Ratings

Ca 46.5 kN Basic Dynamic Load Rating
C0a 132 kN Basic Static Load Rating

Speeds

Grease 4700 min-1 Limiting Speed (EL-Preload)
Oil (Oil-air) 5300 min-1 Limiting Speed (EL-Preload)
Grease 4000 min-1 Limiting Speed (L-Preload)
Oil (Oil-air) 4600 min-1 Limiting Speed (L-Preload)

Dimensions

50° Contact Angle

Abutment and Fillet Dimensions

ra(max.) 1 mm Radius of Shaft or Housing Fillet
rb(max.) 0.6 mm Radius of Shaft or Housing Fillet
da 92 mm Diameter of Shaft Abutment
Da 109 mm Diameter of Housing Abutment

Performance

Pa 21.0 kN Permissible Axial Load

Preload,Rigidity(DB and DF arrangement)

Preload Axial Rigidity Measured axial clearance
EL 670N 665N/μm -5μm
L 2920N 1104N/μm -15μm

Additional information

3.9 g/brg Recommended Grease Quantities

Holes Dimensions

W 10 mm Oil Groove Width
m 4 Number of Holes
L 4 mm Notch Width

Mass

0.717 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_ACTBB_TAC_F
NSK Product Type Super Precision Bearing
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