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HY KH 6008 E TA Ceramic Angular Contact Bearing

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Part Number HY KH 6008 E TA
Series KH
Bearing Type Angular Contact
Ball Material Ceramic (Si3N4)
Hybrid (Si3N4 Balls) 1
Ring Material Silicon Nitride (Si3N4)
GMN Bearing USA GMN Bearing USA GMN Bearing USA

Dimensions

Bore Diameter d [mm] 40
Outer Diameter D [mm] 68
Width B [mm] 15
Pitch Circle Diameter dm [mm] 53.300
Ball Diameter Dw [mm] 6.350
OD Inner Ring d1 [mm] 49.200
OD Inner Ring (Open Side) d2 [mm] 47.500
ID Outer Ring D1 [mm] 57.500
ID Outer Ring of Contact Surface D1Z [mm] 60.200
ID Outer Ring (Open Side) D2 [mm] 59.800
ID Outer Ring (Open Side) of Contact Surface D2Z [mm] 62.600
Chamfer rs [mm] 1
Chamfer (Open Side) r1s [mm] 0.600

Ratings

Limiting Speed: Oil Lub. noil [RPM] 45,000
Limiting Speed: Grease Lub. ngrease [RPM] 33,000
Dynamic Radial Load Rating Cr [N] 10,500
Static Radial Load Rating - Steel Balls C0r [N] 6,350
Fatigue Load Limit Cur [N] 240

Geometric Data

Number of Balls Z [qty] 22
Contact Angle a0 [°] 25
Bearing Weight m [kg] 0.180

Mating Part Dimensions

Chamfer Associated Component ra max [mm] 1
Chamfer Associated Component (Open Side) rb max [mm] 0.600
Abutment Diameter Inner Ring da,b min [mm] 44.700
Abutment Diameter Outer Ring Da max [mm] 64
Abutment Diameter Outer Ring Db max [mm] 64.500
Oil Nozzle Position dT [mm] 51.400

Bearing Preload Data

Light Pre-Load Fv L [N] 90
Light Axial Rigidity Cax L [N/µm] 102
Medium Pre-Load Fv M [N] 260
Medium Axial Rigidity Cax M [N/µm] 149
Heavy Pre-Load Fv S [N] 520
Heavy Axial Rigidity Cax S [N/µm] 192
Minimum Spring Pre-Load Ff [N] 460
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