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S 61915 C TA Angular Contact Bearing

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Part Number S 61915 C TA
Series S
Bearing Type Angular Contact


Bore Diameter d [mm] 75
Outer Diameter D [mm] 105
Width B [mm] 16
Pitch Circle Diameter dm [mm] 90
Ball Diameter Dw [mm] 8.73
OD Inner Ring d1 [mm] 84.70
ID Outer Ring D1 [mm] 95.30
ID Outer Ring - Open Side D2 [mm] 98.80
Chamfer r1,2 [mm] 0.60
Chamfer - Open Side r3,4 [mm] 0.30


Limiting Speed: Oil Lub. noil [RPM] 19,000
Limiting Speed: Grease Lub. ngrease [RPM] 14,000
Dynamic Radial Load Rating C [N] 29,500
Static Radial Load Rating - Steel Balls C0 [N] 31,000
Static Radial Load Rating - Si3N4 Balls C0 HY [N] 21,600

Geometric Data

Number of Balls Z [qty] 25
Contact Angle a0 [°] 15
Bearing Weight m [kg] 0.35

Mating Part Dimensions

Chamfer Associated Component ra max [mm] 0.60
Chamfer Associated Component - Open Side rb max [mm] 0.30
Abutment Diameter Inner Ring da min [mm] 81
Abutment Diameter Outer Ring Da max [mm] 99.50

Bearing Preload Data

Light Pre-Load Fv [N] 150
Light Axial Rigidity Cax [N/µm] 75
Medium Pre-Load Fv [N] 440
Medium Axial Rigidity Cax [N/µm] 120
Heavy Pre-Load Fv [N] 890
Heavy Axial Rigidity Cax [N/µm] 169
Minimum Spring Pre-Load Ff [N] 760
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