Ball Bearing, Radial HY 629 | GMN Bearing USA

Ball Bearing, Radial HY 629

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HY 629HY 629HY 629
Part NumberHY 629
Bearing SeriesRadial
Hybrid (Si3N4 Balls)Yes

Bearing Dimensions

Bore Diameterd [mm]9
Outer DiameterD [mm]26
Single Bearing WidthB [mm]8
Pitch Circle Diameterdm [mm]18.0
Ball DiameterDw [mm]4.762
OD Inner Ringd1 [mm]14.7
ID Outer RingD1 [mm]21.4
Chamferr1,2 [mm]0.3

Bearing Load Ratings

Dynamic Radial Load RatingC [N]4350
Static Radial Load Rating - Steel BallsC0 [N]1850
Static Radial Load Rating - Si3N4 BallsC0 HY [N]1300

Bearing RPM Ratings

Speed Value - Oil Lubricationnoil [1/min]98438
Speed Value - Grease Lubricationngrease [1/min]78750

Geometrical Data

Number of BallsZ [Qty]7
Bearing Weightm [kg]0.020

Mating Part Dimensions

Abutment Diameter Inner Ringda min [mm]13.0
Abutment Diameter Outer RingDa max [mm]23.0
Chamfer Associated Componentra max [mm]0.3


  1. The stated load ratings are given for a single bearing with grease lubrication. If specific applications differ, please consult GMN USA engineers.
  2. Speed ratings are for phenolic outer land guided cage (TA). Please consult the full GMN Bearing catalog or GMN USA engineers for speed ratings of different cages.

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