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SM 6018 C TA Angular Contact Bearing

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Part Number SM 6018 C TA
Series SM
Bearing Type Angular Contact


Bore Diameter d [mm] 90
Outer Diameter D [mm] 140
Width B [mm] 24
Pitch Circle Diameter dm [mm] 115
Ball Diameter Dw [mm] 15.08
OD Inner Ring d1 [mm] 105.80
ID Outer Ring D1 [mm] 124.20
ID Outer Ring - Open Side D2 [mm] 130.10
Chamfer r1,2 [mm] 1.50
Chamfer - Open Side r3,4 [mm] 0.60


Limiting Speed: Oil Lub. noil [RPM] 17,500
Limiting Speed: Grease Lub. ngrease [RPM] 13,000
Dynamic Radial Load Rating C [N] 52,000
Static Radial Load Rating - Steel Balls C0 [N] 38,500
Static Radial Load Rating - Si3N4 Balls C0 HY [N] 27,000

Geometric Data

Number of Balls Z [qty] 20
Contact Angle a0 [°] 17
Bearing Weight m [kg] 1.15

Mating Part Dimensions

Chamfer Associated Component ra max [mm] 1.50
Chamfer Associated Component - Open Side rb max [mm] 0.60
Abutment Diameter Inner Ring da min [mm] 100
Abutment Diameter Outer Ring Da max [mm] 131

Bearing Preload Data

Light Pre-Load Fv [N] 270
Light Axial Rigidity Cax [N/µm] 96
Medium Pre-Load Fv [N] 800
Medium Axial Rigidity Cax [N/µm] 146
Heavy Pre-Load Fv [N] 1,590
Heavy Axial Rigidity Cax [N/µm] 194
Minimum Spring Pre-Load Ff [N] 1,770
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