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KH 6004 C TA Angular Contact Bearing

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Part Number KH 6004 C TA
Series KH
Bearing Type Angular Contact


Bore Diameter d [mm] 20
Outer Diameter D [mm] 42
Width B [mm] 12
Pitch Circle Diameter dm [mm] 31
Ball Diameter Dw [mm] 5.56
OD Inner Ring d1 [mm] 26.60
OD Inner Ring - Open Side d2 [mm] 25.30
ID Outer Ring D1 [mm] 36.40
ID Outer Ring - Open Side D2 [mm] 38
Chamfer r1,2 [mm] 0.60
Chamfer - Open Side r3,4 [mm] 0.30


Limiting Speed: Oil Lub. noil [RPM] 70,000
Limiting Speed: Grease Lub. ngrease [RPM] 52,000
Dynamic Radial Load Rating C [N] 6,500
Static Radial Load Rating - Steel Balls C0 [N] 3,050
Static Radial Load Rating - Si3N4 Balls C0 HY [N] 2,140

Geometric Data

Number of Balls Z [qty] 14
Contact Angle a0 [°] 17
Bearing Weight m [kg] 0.06

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] 25
Abutment Diameter Outer Ring Da max [mm] 37

Bearing Preload Data

Light Pre-Load Fv [N] 35
Light Axial Rigidity Cax [N/µm] 27
Medium Pre-Load Fv [N] 100
Medium Axial Rigidity Cax [N/µm] 40
Heavy Pre-Load Fv [N] 200
Heavy Axial Rigidity Cax [N/µm] 54
Minimum Spring Pre-Load Ff [N] 235
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