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HY KH 61911 C TA Angular Contact Bearing

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Part Number HY KH 61911 C TA
Series KH
Bearing Type Angular Contact
GMN\'s KH series bearing dimension drawing. Drawing of bearing dimensions with blue lines indicating diameter measurements corresponding to numbers in the data tables.

Dimensions

Bore Diameter d [mm] 55
Outer Diameter D [mm] 80
Width B [mm] 13
Pitch Circle Diameter dm [mm] 67.500
Ball Diameter Dw [mm] 5.560
OD Inner Ring d1 [mm] 63.100
OD Inner Ring - Open Side d2 [mm] 61.800
ID Outer Ring D1 [mm] 72.900
ID Outer Ring - Open Side D2 [mm] 74.500
Chamfer r1,2 [mm] 1
Chamfer - Open Side r3,4 [mm] 0.300

Ratings

Limiting Speed: Oil Lub. noil [RPM] 38,750
Limiting Speed: Grease Lub. ngrease [RPM] 28,750
Dynamic Radial Load Rating C [N] 10,000
Static Radial Load Rating - Steel Balls C0 [N] 7,500
Static Radial Load Rating - Si3N4 Balls C0 HY [N] 5,250

Geometric Data

Number of Balls Z [qty] 30
Contact Angle a0 [°] 17
Bearing Weight m [kg] 0.181

Mating Part Dimensions

Chamfer Associated Component ra max [mm] 0.600
Chamfer Associated Component - Open Side rb max [mm] 0.300
Abutment Diameter Inner Ring da min [mm] 60
Abutment Diameter Outer Ring Da max [mm] 75

Bearing Preload Data

Light Pre-Load Fv [N] 50
Light Axial Rigidity Cax [N/µm] 50
Medium Pre-Load Fv [N] 150
Medium Axial Rigidity Cax [N/µm] 75
Heavy Pre-Load Fv [N] 300
Heavy Axial Rigidity Cax [N/µm] 99
Minimum Spring Pre-Load Ff [N] 360
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