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HY S 61804 C TA Angular Contact Bearing

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Part Number HY S 61804 C TA
Series S
Bearing Type Angular Contact


Bore Diameter d [mm] 20
Outer Diameter D [mm] 32
Width B [mm] 7
Pitch Circle Diameter dm [mm] 26
Ball Diameter Dw [mm] 3.17
OD Inner Ring d1 [mm] 23.90
ID Outer Ring D1 [mm] 28.10
ID Outer Ring - Open Side D2 [mm] 29.10
Chamfer r1,2 [mm] 0.30
Chamfer - Open Side r3,4 [mm] 0.30


Limiting Speed: Oil Lub. noil [RPM] 81,250
Limiting Speed: Grease Lub. ngrease [RPM] 61,250
Dynamic Radial Load Rating C [N] 3,650
Static Radial Load Rating - Steel Balls C0 [N] 2,500
Static Radial Load Rating - Si3N4 Balls C0 HY [N] 1,760

Geometric Data

Number of Balls Z [qty] 18
Contact Angle a0 [°] 15
Bearing Weight m [kg] 0.02

Mating Part Dimensions

Chamfer Associated Component ra max [mm] 0.30
Chamfer Associated Component - Open Side rb max [mm] 0.15
Abutment Diameter Inner Ring da min [mm] 23
Abutment Diameter Outer Ring Da max [mm] 29

Bearing Preload Data

Light Pre-Load Fv [N] 19
Light Axial Rigidity Cax [N/µm] 21
Medium Pre-Load Fv [N] 55
Medium Axial Rigidity Cax [N/µm] 32
Heavy Pre-Load Fv [N] 110
Heavy Axial Rigidity Cax [N/µm] 45
Minimum Spring Pre-Load Ff [N] 95
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