Ball Bearing, Angular Contact HY S 61804 E TA

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HY S 61804 E TAHY S 61804 E TA
Part NumberHY S 61804 E TA
Bearing Size61804

Bearing Dimensions

Bore Diameterd [mm]20
Outer DiameterD [mm]32
Single Bearing WidthB [mm]7
Pitch Circle Diameterdm [mm]26.0
Ball DiameterDw [mm]3.17
OD Inner Ringd1 [mm]23.9
ID Outer RingD1 [mm]28.1
ID Outer Ring - Open SideD2 [mm]29.1
Chamferr1,2 [mm]0.3
Chamfer - Open Sider3,4 [mm]0.3

Bearing Load Ratings

Dynamic Radial Load RatingC [N]3450
Static Radial Load Rating - Steel BallsC0 [N]2380
Static Radial Load Rating - Si3N4 BallsC0 HY [N]1680

Bearing RPM Ratings

Speed Value - Oil Lubricationnoil [1/min]70000
Speed Value - Grease Lubricationngrease [1/min]52500
Bearing SeriesS
Hybrid (Si3N4 Balls)Yes

Geometrical Data

Number of BallsZ [Qty]18
Contact Angleα0 [°]25
Bearing Weightm [kg]0.018

Mating Part Dimensions

Abutment Diameter Inner Ringda,b min [mm]23.0
Abutment Diameter Outer RingDa,b max [mm]29.0
Chamfer Associated Componentra max [mm]0.3
Chamfer Associated Component - Open Siderb max [mm]0.15

Bearing Preload Data

Light Pre-LoadFv [N]30
Light Axial RigidityCax [N/µm]49
Medium Pre-LoadFv [N]90
Medium Axial RigidityCax [N/µm]74
Heavy Pre-LoadFv [N]170
Heavy Axial RigidityCax [N/µm]95
Minimum Spring Pre-LoadFf [N]130

Notes:

  1. Position of the oiling Nozzle (dT) for bearings with TA cage/ TXM cage upon request
  2. The stated load and speed values are given for a spring preloaded single bearing with oil/air or oil mist lubrication. If specific applications differ, please consult correction factors and/or GMN USA engineers.

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