Ball Bearing, Angular Contact S 61808 E TA | GMN Bearing USA

Ball Bearing, Angular Contact S 61808 E TA

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S 61808 E TAS 61808 E TA
Part NumberS 61808 E TA
Bearing Size61808

Bearing Dimensions

Bore Diameterd [mm]40
Outer DiameterD [mm]52
Single Bearing WidthB [mm]7
Pitch Circle Diameterdm [mm]46.0
Ball DiameterDw [mm]3.17
OD Inner Ringd1 [mm]43.9
ID Outer RingD1 [mm]48.1
ID Outer Ring - Open SideD2 [mm]49.1
Chamferr1,2 [mm]0.3
Chamfer - Open Sider3,4 [mm]0.3

Bearing Load Ratings

Dynamic Radial Load RatingC [N]3800
Static Radial Load Rating - Steel BallsC0 [N]3700
Static Radial Load Rating - Si3N4 BallsC0 HY [N]2600

Bearing RPM Ratings

Speed Value - Oil Lubricationnoil [1/min]32000
Speed Value - Grease Lubricationngrease [1/min]24000
Bearing SeriesS
Hybrid (Si3N4 Balls)No

Geometrical Data

Number of BallsZ [Qty]26
Contact Angleα0 [°]25
Bearing Weightm [kg]0.031

Mating Part Dimensions

Abutment Diameter Inner Ringda,b min [mm]43.0
Abutment Diameter Outer RingDa,b max [mm]49.0
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]62
Medium Pre-LoadFv [N]100
Medium Axial RigidityCax [N/µm]97
Heavy Pre-LoadFv [N]190
Heavy Axial RigidityCax [N/µm]124
Minimum Spring Pre-LoadFf [N]140


  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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