Search Clear Form

Search Clear Form

Search Clear Form

Search Clear Form

HY S 61921 C TA Angular Contact Bearing

Request a Quote Jump to Specifications

Part Number HY S 61921 C TA
Series S
Bearing Type Angular Contact


Bore Diameter d [mm] 105
Outer Diameter D [mm] 145
Width B [mm] 20
Pitch Circle Diameter dm [mm] 125
Ball Diameter Dw [mm] 11.91
OD Inner Ring d1 [mm] 117.80
ID Outer Ring D1 [mm] 132.20
ID Outer Ring - Open Side D2 [mm] 137
Chamfer r1,2 [mm] 0.60
Chamfer - Open Side r3,4 [mm] 0.60


Limiting Speed: Oil Lub. noil [RPM] 16,875
Limiting Speed: Grease Lub. ngrease [RPM] 12,500
Dynamic Radial Load Rating C [N] 52,500
Static Radial Load Rating - Steel Balls C0 [N] 60,000
Static Radial Load Rating - Si3N4 Balls C0 HY [N] 42,000

Geometric Data

Number of Balls Z [qty] 26
Contact Angle a0 [°] 15
Bearing Weight m [kg] 0.83

Mating Part Dimensions

Chamfer Associated Component ra max [mm] 0.60
Chamfer Associated Component - Open Side rb max [mm] 0.60
Abutment Diameter Inner Ring da min [mm] 112
Abutment Diameter Outer Ring Da max [mm] 138

Bearing Preload Data

Light Pre-Load Fv [N] 270
Light Axial Rigidity Cax [N/µm] 103
Medium Pre-Load Fv [N] 800
Medium Axial Rigidity Cax [N/µm] 166
Heavy Pre-Load Fv [N] 1,600
Heavy Axial Rigidity Cax [N/µm] 232
Minimum Spring Pre-Load Ff [N] 1,340
Desktop Tablet Mobile