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S 61804 E TA Steel Angular Contact Bearing

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Part Number S 61804 E 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] 20
Outer Diameter D [mm] 32
Width B [mm] 7
Pitch Circle Diameter dm [mm] 26
Ball Diameter Dw [mm] 3.175
OD Inner Ring d1 [mm] 23.900
ID Outer Ring D1 [mm] 28.100
ID Outer Ring (Open Side) D2 [mm] 29.200
Chamfer rs [mm] 0.300
Chamfer (Open Side) r1s [mm] 0.300

Ratings

Limiting Speed: Oil Lub. noil [RPM] 56,000
Limiting Speed: Grease Lub. ngrease [RPM] 42,000
Dynamic Radial Load Rating Cr [N] 3,450
Static Radial Load Rating - Steel Balls C0r [N] 2,410
Fatigue Load Limit Cur [N] 125

Geometric Data

Number of Balls Z [qty] 18
Contact Angle a0 [°] 25
Bearing Weight m [kg] 0.017

Mating Part Dimensions

Chamfer Associated Component ra max [mm] 0.300
Chamfer Associated Component (Open Side) rb max [mm] 0.300
Abutment Diameter Inner Ring da,b min [mm] 21.800
Abutment Diameter Outer Ring Da max [mm] 30.500
Abutment Diameter Outer Ring Db max [mm] 30.500
Oil Nozzle Position dT [mm] 24.900

Bearing Preload Data

Light Pre-Load Fv L [N] 30
Light Axial Rigidity Cax L [N/µm] 48
Medium Pre-Load Fv M [N] 90
Medium Axial Rigidity Cax M [N/µm] 73
Heavy Pre-Load Fv S [N] 170
Heavy Axial Rigidity Cax S [N/µm] 95
Minimum Spring Pre-Load Ff [N] 240
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