Ball Bearing, Angular Contact HY S 61918 E TA | GMN Bearing USA

Ball Bearing, Angular Contact HY S 61918 E TA

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HY S 61918 E TAHY S 61918 E TA
Part NumberHY S 61918 E TA
Bearing Size61918

Bearing Dimensions

Bore Diameterd [mm]90
Outer DiameterD [mm]125
Single Bearing WidthB [mm]18
Pitch Circle Diameterdm [mm]107.5
Ball DiameterDw [mm]10.32
OD Inner Ringd1 [mm]101.2
ID Outer RingD1 [mm]113.8
ID Outer Ring - Open SideD2 [mm]117.9
Chamferr1,2 [mm]0.6
Chamfer - Open Sider3,4 [mm]0.6

Bearing Load Ratings

Dynamic Radial Load RatingC [N]38500
Static Radial Load Rating - Steel BallsC0 [N]42500
Static Radial Load Rating - Si3N4 BallsC0 HY [N]30000

Bearing RPM Ratings

Speed Value - Oil Lubricationnoil [1/min]16875
Speed Value - Grease Lubricationngrease [1/min]12500
Bearing SeriesS
Hybrid (Si3N4 Balls)Yes

Geometrical Data

Number of BallsZ [Qty]26
Contact Angleα0 [°]25
Bearing Weightm [kg]0.560

Mating Part Dimensions

Abutment Diameter Inner Ringda,b min [mm]97.0
Abutment Diameter Outer RingDa,b max [mm]119.0
Chamfer Associated Componentra max [mm]0.6
Chamfer Associated Component - Open Siderb max [mm]0.60

Bearing Preload Data

Light Pre-LoadFv [N]320
Light Axial RigidityCax [N/µm]216
Medium Pre-LoadFv [N]970
Medium Axial RigidityCax [N/µm]330
Heavy Pre-LoadFv [N]1940
Heavy Axial RigidityCax [N/µm]435
Minimum Spring Pre-LoadFf [N]1400


  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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