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S 61918 C TA Steel Angular Contact Bearing

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Part Number S 61918 C TA
Series S
Bearing Type Angular Contact
Ball Material Steel
Ring Material 100 Cr 6 (SAE 52100)
GMN's S series angular contact bearing dimension drawing. GMN Bearing USA GMN Bearing USA

Dimensions

Bore Diameter d [mm] 90
Outer Diameter D [mm] 125
Width B [mm] 18
Pitch Circle Diameter dm [mm] 107.500
Ball Diameter Dw [mm] 10.319
OD Inner Ring d1 [mm] 101.200
ID Outer Ring D1 [mm] 113.800
ID Outer Ring (Open Side) D2 [mm] 118
Chamfer rs [mm] 0.600
Chamfer (Open Side) r1s [mm] 0.600

Ratings

Limiting Speed: Oil Lub. noil [RPM] 16,000
Limiting Speed: Grease Lub. ngrease [RPM] 12,000
Dynamic Radial Load Rating Cr [N] 40,500
Static Radial Load Rating - Steel Balls C0r [N] 45,500
Fatigue Load Limit Cur [N] 2,271

Geometric Data

Number of Balls Z [qty] 26
Contact Angle a0 [°] 15
Bearing Weight m [kg] 0.550

Mating Part Dimensions

Chamfer Associated Component ra max [mm] 0.600
Chamfer Associated Component (Open Side) rb max [mm] 0.600
Abutment Diameter Inner Ring da,b min [mm] 95.200
Abutment Diameter Outer Ring Da max [mm] 120.600
Abutment Diameter Outer Ring Db max [mm] 120.600
Oil Nozzle Position dT [mm] 104.400

Bearing Preload Data

Light Pre-Load Fv L [N] 210
Light Axial Rigidity Cax L [N/µm] 90
Medium Pre-Load Fv M [N] 620
Medium Axial Rigidity Cax M [N/µm] 145
Heavy Pre-Load Fv S [N] 1,240
Heavy Axial Rigidity Cax S [N/µm] 203
Minimum Spring Pre-Load Ff [N] 2,470
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