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SM 6021 C TA Angular Contact Bearing

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Part Number SM 6021 C TA
Series SM
Bearing Type Angular Contact
GMN's S series angular contact bearing dimension drawing. Drawing of bearing dimensions with blue lines indicating diameter measurements corresponding to numbers in the data tables.


Bore Diameter d [mm] 105
Outer Diameter D [mm] 160
Width B [mm] 26
Pitch Circle Diameter dm [mm] 132.500
Ball Diameter Dw [mm] 15.880
OD Inner Ring d1 [mm] 122.800
ID Outer Ring D1 [mm] 142.200
ID Outer Ring - Open Side D2 [mm] 148.400
Chamfer r1,2 [mm] 2
Chamfer - Open Side r3,4 [mm] 1


Limiting Speed: Oil Lub. noil [RPM] 15,000
Limiting Speed: Grease Lub. ngrease [RPM] 11,000
Dynamic Radial Load Rating C [N] 60,500
Static Radial Load Rating - Steel Balls C0 [N] 48,000
Static Radial Load Rating - Si3N4 Balls C0 HY [N] 34,000

Geometric Data

Number of Balls Z [qty] 22
Contact Angle a0 [°] 17
Bearing Weight m [kg] 1.590

Mating Part Dimensions

Chamfer Associated Component ra max [mm] 2
Chamfer Associated Component - Open Side rb max [mm] 1
Abutment Diameter Inner Ring da min [mm] 116
Abutment Diameter Outer Ring Da max [mm] 150

Bearing Preload Data

Light Pre-Load Fv [N] 310
Light Axial Rigidity Cax [N/µm] 109
Medium Pre-Load Fv [N] 930
Medium Axial Rigidity Cax [N/µm] 166
Heavy Pre-Load Fv [N] 1,850
Heavy Axial Rigidity Cax [N/µm] 221
Minimum Spring Pre-Load Ff [N] 2,060
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