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 | 32308 | |
| Bore diameter | d | 40 mm |
| Outside diameter | D | 90 mm |
| Width | B | 24.25 mm |
| Basic dynamic load rating | C | 120 kN |
| Basic static load rating | C0 | 146 kN |
| Fatigue load limit | Pu | 18.3 kN |
| Reference speed | nref | 5700 r/min |
| Limiting speed | nG | 8300 r/min |
| Mass | ≈m | 1.12 kg |
| Precision class | PN — Normal (ISO 492:2023) | |
| Cage | Standard — Sheet steel cage, window cage, roller-guided | |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 120 °C |
Product characteristics6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Tolerance class | PN | Normal (ISO 492:2023) |
| Heat treatment | Standard | |
| Cage | Standard | Sheet steel cage, window cage, roller-guided |
| Internal design | Standard | |
| Quality level | Standard | |
| Number of rows | 1 | Single-row design |
Main Dimensions & Performance Data11 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 40 mm1.575 in |
| Outside diameter | D | 90 mm3.543 in |
| Width, inner ring | B | 33 mm1.299 in |
| Width, outer ring | C | 27 mm1.063 in |
| Width assembled flange bearing | TF | 24.25 mm0.955 in |
| Basic dynamic load rating, radial | Cr | 120,000 N26,978.417 lbf |
| Basic static load rating, radial | C0r | 146,000 N32,823.741 lbf |
| Fatigue load limit, radial | Cur | 18,300 N4,114.209 lbf |
| Limiting speed | nG | 8,300 1/min |
| Thermal speed rating | nϑr | 5,700 1/min |
| Mass | ≈m | 1.12 kg2.469 lbs |
Mounting dimensions9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Maximum diameter of shaft shoulder | da max | 50 mm1.969 in |
| Minimum diameter of shaft shoulder | db min | 49 mm1.929 in |
| Minimum diameter of housing shoulder | Da min | 73 mm2.874 in |
| Maximum diameter of housing shoulder | Da max | 81 mm3.189 in |
| Minimum diameter of housing shoulder | Db min | 82 mm3.228 in |
| Minimum axial space | Ca min | 4 mm0.157 in |
| Minimum axial space | Cb min | 8 mm0.315 in |
| Maximum fillet radius of shaft | ra max | 2 mm0.079 in |
| Maximum fillet radius of housing | rb max | 1.5 mm0.059 in |
Dimensions6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum chamfer dimension of inner ring back face | r1, 2 min | 2 mm0.079 in |
| Minimum chamfer dimension of outer ring back face | r3, 4 min | 1.5 mm0.059 in |
| Distance between the apexes of the pressure cones | a | 23 mm0.906 in |
| Guidance rib diameter of inner ring | d1 | 63.3 mm2.492 in |
| Outside diameter flange | D1 | 95 mm3.74 in |
| Width flange | C1 | 6 mm0.236 in |
Temperature range2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Operating temperature min. | Tmin | -30 °C-22 °F |
| Operating temperature max. | Tmax | 120 °C248 °F |
Calculation factors3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y | e | 0.35 |
| Dynamic axial load factor | Y | 1.74 |
| Static axial load factor | Y0 | 0.96 |
Capabilities & suitability5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Radial load capacity | Yes | |
| Axial load capacity in one direction | Yes | |
| Suitable for grease lubrication | Yes | |
| Suitable for oil lubrication | Yes | |
| Unsealed design | Yes |
Manufacturer Identity7 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 2541311 | |
| Brand | FAG | |
| Base Type | 32308 | |
| Base product | 2305091002 | |
| Bearing X designation | 32308-A-R | |
| Mounting Manager ID | 32308-A-R | |
| Grease application ID | 32308-A-R |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Tapered roller bearings with flange 323, main dimensions acc. to DIN 720, separable | |
| Short Description | Tapered roller bearing |
Additional information1 parameter
| Parameter | Symbol | Value |
|---|---|---|
| Comparative designation to ISO 10317 and ISO 355 | T2FD040 |
Technical Data37 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 40 mm | |
| Outside Diameter (D) | 90 mm | |
| Width Assembled Flange Bearing (T F) | 24.25 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 120,000 N | |
| Basic Static Load Rating, Radial (C0R) | 146,000 N | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Limiting Speed (Ng) | 8,300 1/min | |
| Operating Temperature Max. (Tmax) | 120 °C | |
| Reference Speed (Nϑr) | 5,700 1/min | |
| Maximum Fillet Radius Of Housing (Rb Max) | 1.5 mm | |
| Minimum Chamfer Dimension Of Outer Ring Back Face (R3, 4 M) | 1.5 mm | |
| Minimum Diameter Of Housing Shoulder (Da Min) | 73 mm | |
| Minimum Diameter Of Housing Shoulder (Db Min) | 82 mm | |
| Width, Outer Ring (C) | 27 mm | |
| Basic Dynamic Load Rating, Radial (C R) | 120,000 N | |
| Basic Static Load Rating, Radial (C 0R) | 146,000 N | |
| Limiting Speed (N G) | 8,300 1/min | |
| Reference Speed (N Θr) | 5,700 1/min | |
| Fatigue Load Limit, Radial (Cur) | 18,300 N | |
| Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E) | 0.35 | |
| Maximum Diameter Of Shaft Shoulder (Da Max) | 50 mm | |
| Minimum Diameter Of Shaft Shoulder (Db Min) | 49 mm | |
| Maximum Diameter Of Housing Shoulder (Da Max) | 81 mm | |
| Dynamic Axial Load Factor (Y) | 1.74 | |
| Maximum Fillet Radius (Ra Max) | 2 mm | |
| Outside Diameter Flange (D1) | 95 mm | |
| Minimum Axial Space (Cb Min) | 8 mm | |
| Minimum Chamfer Dimension Of Inner Ring Back Face (R1, 2 M) | 2 mm | |
| Operating Temperature Max. (T Max) | 120 °C | |
| Width Assembled Flange Bearing (Tf) | 24.25 mm | |
| Guidance Rib Diameter Of Inner Ring (D1) | 63.3 mm | |
| Minimum Axial Space (Ca Min) | 4 mm | |
| Operating Temperature Min. (T Min) | -30 °C | |
| Width Flange (C1) | 6 mm | |
| Width, Inner Ring (B) | 33 mm | |
| Static Axial Load Factor (Y0) | 0.96 | |
| Distance Between The Apexes Of The Pressure Cones (A) | 23 mm |
