Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications14 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | QJ205 | |
| Bore diameter | d | 25 mm |
| Outside diameter | D | 52 mm |
| Width | B | 15 mm |
| Basic dynamic load rating | C | 26 kN |
| Basic static load rating | C0 | 18.8 kN |
| Fatigue load limit | Pu | 1.3 kN |
| Reference speed | nref | 12300 r/min |
| Limiting speed | nG | 28000 r/min |
| Mass | ≈m | 0.159 kg |
| Precision class | PN — Normal (ISO 492:2023) | |
| Cage | MPA — Solid brass cage, outer ring guided | |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 150 °C |
Product characteristics4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Tolerance class | PN | Normal (ISO 492:2023) |
| Cage | MPA | Solid brass cage, outer ring guided |
| Dimensional / heat stabilization | S0 | Rings dimensional stabilized up to 150° |
| Axial internal clearance | CN | Group N (CN) |
Main Dimensions & Performance Data9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 25 mm0.984 in |
| Outside diameter | D | 52 mm2.047 in |
| Width | B | 15 mm0.591 in |
| Basic dynamic load rating, radial | Cr | 26,000 N5,845.324 lbf |
| Basic static load rating, radial | C0r | 18,800 N4,226.619 lbf |
| Fatigue load limit, radial | Cur | 1,300 N292.266 lbf |
| Limiting speed | nG | 28,000 1/min |
| Reference speed | nϑr | 12,300 1/min |
| Mass | ≈m | 0.159 kg0.351 lbs |
Mounting dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum diameter shaft shoulder | da min | 31 mm1.22 in |
| Maximum diameter of housing shoulder | Da max | 46 mm1.811 in |
| Maximum fillet radius | ra max | 1 mm0.039 in |
Dimensions5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum chamfer dimension | rmin | 1 mm0.039 in |
| Shoulder diameter outer ring | D1 | 43.06 mm1.695 in |
| Shoulder diameter inner ring | d1 | 33.94 mm1.336 in |
| Distance between the apexes of the pressure cones | a | 27 mm1.063 in |
| Contact angle | α | 35 ° |
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 Identity10 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 366576 | |
| Brand | FAG | |
| Base Type | QJ205 | |
| Old Designation | ["QJ205-MPA"] | |
| X Life Marking | XL | |
| SAP material number | 0192601480000 | |
| Base product | 230508AD41 | |
| Bearing X designation | QJ205-XL-MPA | |
| Mounting Manager ID | QJ205-XL-MPA | |
| Grease application ID | QJ205-XL-MPA |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Four point contact bearing QJ2..-XL-MPA, X-life, solid brass cage | |
| Short Description | Four-point contact bearing |
Technical Data18 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 25 mm | |
| Outside Diameter (D) | 52 mm | |
| Width (B) | 15 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 26,000 N | |
| Basic Static Load Rating, Radial (C0R) | 18,800 N | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Limiting Speed (Ng) | 28,000 1/min | |
| Operating Temperature Max. (Tmax) | 150 °C | |
| Reference Speed (Nϑr) | 12,300 1/min | |
| Fatigue Load Limit, Radial (Cur) | 1,300 N | |
| Minimum Diameter Shaft Shoulder (Da Min) | 31 mm | |
| Shoulder Diameter Inner Ring (D1) | 33.94 mm | |
| Maximum Diameter Of Housing Shoulder (Da Max) | 46 mm | |
| Minimum Chamfer Dimension (Rmin) | 1 mm | |
| Maximum Fillet Radius (Ra Max) | 1 mm | |
| Shoulder Diameter Outer Ring (D1) | 43.06 mm | |
| Contact Angle (Α) | 35 ° | |
| Distance Between The Apexes Of The Pressure Cones (A) | 27 mm |