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HY SM 61911 C TA Ceramic Angular Contact Bearing

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Part Number HY SM 61911 C TA
Series SM
Bearing Type Angular Contact
Ball Material Ceramic (Si3N4)
Hybrid (Si3N4 Balls) 1
Ring Material Silicon Nitride (Si3N4)
GMN's S series angular contact bearing dimension drawing. GMN Bearing USA GMN Bearing USA

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] 7.144
OD Inner Ring d1 [mm] 63.100
ID Outer Ring D1 [mm] 71.900
ID Outer Ring of Contact Surface D1Z [mm] 74.600
ID Outer Ring (Open Side) D2 [mm] 74.700
ID Outer Ring (Open Side) of Contact Surface D2Z [mm] 75.900
Chamfer rs [mm] 1
Chamfer (Open Side) r1s [mm] 0.300

Ratings

Limiting Speed: Oil Lub. noil [RPM] 37,000
Limiting Speed: Grease Lub. ngrease [RPM] 28,000
Dynamic Radial Load Rating Cr [N] 13,600
Static Radial Load Rating - Steel Balls C0r [N] 9,100
Fatigue Load Limit Cur [N] 343

Geometric Data

Number of Balls Z [qty] 21
Contact Angle a0 [°] 17
Bearing Weight m [kg] 0.155

Mating Part Dimensions

Chamfer Associated Component ra max [mm] 1
Chamfer Associated Component (Open Side) rb max [mm] 0.300
Abutment Diameter Inner Ring da,b min [mm] 59.900
Abutment Diameter Outer Ring Da max [mm] 75.500
Abutment Diameter Outer Ring Db max [mm] 76.900
Oil Nozzle Position dT [mm] 65.400

Bearing Preload Data

Light Pre-Load Fv L [N] 70
Light Axial Rigidity Cax L [N/µm] 54
Medium Pre-Load Fv M [N] 210
Medium Axial Rigidity Cax M [N/µm] 81
Heavy Pre-Load Fv S [N] 420
Heavy Axial Rigidity Cax S [N/µm] 108
Minimum Spring Pre-Load Ff [N] 430
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