Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | 234409 | |
| Bore diameter | d | 45 mm |
| Outside diameter | D | 75 mm |
| Width | B | 38 mm |
| Mass | ≈m | 0.584 kg |
| Precision class | SP — Tolerance class SP | |
| Cage | M — Brass Cage | |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 150 °C |
Product characteristics2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Cage | M | Brass Cage |
| Tolerance class | SP | Tolerance class SP |
Main Dimensions & Performance Data10 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 45 mm1.772 in |
| Outside diameter | D | 75 mm2.953 in |
| Width | B | 38 mm1.496 in |
| Width, outer ring | C | 19 mm0.748 in |
| Basic dynamic load rating, axial | Ca | 25,000 N5,620.504 lbf |
| Basic static load rating, axial | C0a | 67,000 N15,062.95 lbf |
| Fatigue load limit, axial | Cua | 6,200 N1,393.885 lbf |
| Limiting speed for grease lubrication | nG Grease | 7,500 1/min |
| Limiting speed for oil lubrication | nG Oil | 10,000 1/min |
| Mass | ≈m | 0.584 kg1.287 lbs |
Mounting dimensions8 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Diameter shaft shoulder | da | 57.5 mm2.264 in |
| Diameter shaft shoulder clearance | da | h12 |
| Shoulder diameter outer ring | Da | 70 mm2.756 in |
| Shoulder diameter outer ring clearance | Da | H12 |
| Maximum recess radius | ra max | 1 mm0.039 in |
| Maximum recess radius | ra1 max | 0.15 mm0.006 in |
| Contact angle | α | 60 ° |
| Distance between the apexes of the pressure cones | a | 125 mm4.921 in |
Dimensions6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Rip diameter shaft washer | d1 | 65 mm2.559 in |
| Height wave disc | B1 | 9.5 mm0.374 in |
| Minimum chamfer dimension | rmin | 1 mm0.039 in |
| Minimum chamfer dimension | r1 min | 0.15 mm0.006 in |
| Diameter lubrication hole | ds | 3.2 mm0.126 in |
| Width of lubricating groove | ns | 4.8 mm0.189 in |
Temperature range2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Operating temperature min. | Tmin | -30 °C-22 °F |
| Operating temperature max. | Tmax | 150 °C302 °F |
Capabilities & suitability6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Radial load capacity | Yes | |
| Axial load capacity in one direction | Yes | |
| Axial load capacity in both directions | Yes | |
| Suitable for grease lubrication | Yes | |
| Suitable for oil lubrication | Yes | |
| Unsealed design | Yes |
Manufacturer Identity9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 395646 | |
| Brand | FAG | |
| Base Type | 234409 | |
| Old Designation | ["234409M.SP"] | |
| X Life Marking | n.r. | |
| SAP material number | 0190387710000 | |
| Base product | 2305100207 | |
| Bearing X designation | 234409-M-SP | |
| Mounting Manager ID | 234409-M-SP |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Axial angular contact ball bearings 2344, double direction, separable, restricted tolerances | |
| Short Description | Axial angular contact ball bearing |
Additional information3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Axial rigidity | ca | 387 N/µm |
| Lift-off force | KaE | 514 N115.558 lbf |
| Preload force | Fv | 180 N40.468 lbf |
Technical Data26 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 45 mm | |
| Outside Diamater (D) | 75 mm | |
| Total Width (B) | 38 mm | |
| Basic Dynamic Load Rating, Axial (Ca) | 25,000 N | |
| Basic Static Load Rating, Axial (C0A) | 67,000 N | |
| Axial Rigidity (Ca) | 387 N/µm | |
| Diameter Lubrication Hole (Ds) | 3.2 mm | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Limiting Speed For Grease Lubrication (Ng Grea) | 7,500 1/min | |
| Shoulder Diameter Outer Ring (Da) | 70 mm | |
| Limiting Speed (Ng Oil) | 10,000 1/min | |
| Operating Temperature Max. (Tmax) | 150 °C | |
| Fatigue Load Limit, Axial (Cua) | 6,200 N | |
| Maximum Recess Radius (Ra Max) | 1 mm | |
| Preload Force (Fv) | 180 N | |
| Contact Angle (Α) | 60 ° | |
| Width, Outer Ring (C) | 19 mm | |
| Height Wave Disc (B1) | 9.5 mm | |
| Minimum Chamfer Dimension (R1 Min) | 0.15 mm | |
| Width Of Lubricating Groove (Ns) | 4.8 mm | |
| Diameter Shaft Shoulder (Da) | 57.5 mm | |
| Rip Diameter Shaft Washer (D1) | 65 mm | |
| Maximum Recess Radius (Ra1 Max) | 0.15 mm | |
| Minimum Chamfer Dimension (Rmin) | 1 mm | |
| Distance Between The Apexes Of The Pressure Cones (A) | 125 mm | |
| Lift Off Force (Kae) | 514 N |
