Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications13 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | C3168 | |
| Bore diameter | d | 340 mm |
| Outside diameter | D | 580 mm |
| Width | B | 190 mm |
| Basic dynamic load rating | C | 4900 kN |
| Basic static load rating | C0 | 7500 kN |
| Fatigue load limit | Pu | 710 kN |
| Reference speed | nref | 510 r/min |
| Limiting speed | nG | 1060 r/min |
| Mass | ≈m | 201 kg |
| Cage | M — Solid brass cage, ball guided | |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 200 °C |
Product characteristics2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore type | K | Tapered, taper 1:12 |
| Cage | M | Solid brass cage, ball guided |
Main Dimensions & Performance Data9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 340 mm13.386 in |
| Outside diameter | D | 580 mm22.835 in |
| Width | B | 190 mm7.48 in |
| Basic dynamic load rating, radial | Cr | 4,900,000 N1,101,618.705 lbf |
| Basic static load rating, radial | C0r | 7,500,000 N1,686,151.079 lbf |
| Fatigue load limit, radial | Cur | 710,000 N159,622.302 lbf |
| Reference speed | nϑr | 510 1/min |
| Limiting speed | nG | 1,060 1/min |
| Mass | ≈m | 201 kg443.129 lbs |
Mounting dimensions6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum diameter shaft shoulder | da min | 360 mm14.173 in |
| Maximum diameter shaft shoulder | da max | 437 mm17.205 in |
| Minimum diameter of housing shoulder | Da min | 485 mm19.094 in |
| Maximum diameter of housing shoulder | Da max | 560 mm22.047 in |
| Maximum fillet radius | ra max | 4 mm0.157 in |
| Minimum depth of free space Ca | Ca | 1.55 mm0.061 in |
Dimensions4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum chamfer dimension | rmin | 5 mm0.197 in |
| Shoulder diameter of IR | d2 | 403.1 mm15.87 in |
| Shoulder diameter outer ring | D1 | 518.9 mm20.429 in |
| Axial displacement | S1 | 25.9 mm1.02 in |
Temperature range2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Operating temperature min. | Tmin | -30 °C-22 °F |
| Operating temperature max. | Tmax | 200 °C392 °F |
Calculation factors2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Operating clearance factor kδ | kδ | 0.403 |
| Tilting factor kφ | kφ | 25.687 |
Capabilities & suitability5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Radial load capacity | Yes | |
| Suitable for grease lubrication | Yes | |
| Unsealed design | Yes | |
| Staticangularerrorandmisalignment | Yes | |
| Dynamicangularerrorandmisalignment | Yes |
Manufacturer Identity6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 2251683 | |
| Brand | FAG | |
| Base Type | C3168 | |
| X Life Marking | XL | |
| SAP material number | 0899181850030 | |
| Base product | 2305091390 |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Toroidal roller bearing C31..-XL-K-M | |
| Short Description | Toroidal roller bearing |
Technical Data22 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 340 mm | |
| Outside Diameter (D) | 580 mm | |
| Width (B) | 190 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 4,900,000 N | |
| Basic Static Load Rating, Radial (C0R) | 7,500,000 N | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Limiting Speed (Ng) | 1,060 1/min | |
| Operating Temperature Max. (Tmax) | 200 °C | |
| Reference Speed (Nϑr) | 510 1/min | |
| Minimum Diameter Of Housing Shoulder (Da Min) | 485 mm | |
| Axial Displacement (S1) | 25.9 mm | |
| Minimum Depth Of Free Space Ca (Ca) | 1.55 mm | |
| Operating Clearance Factor Kδ (Kδ) | 0.403 | |
| Shoulder Diameter Of Ir (D2) | 403.1 mm | |
| Tilting Factor Kφ (Kφ) | 25.687 | |
| Fatigue Load Limit, Radial (Cur) | 710,000 N | |
| Maximum Diameter Of Shaft Shoulder (Da Max) | 437 mm | |
| Minimum Diameter Shaft Shoulder (Da Min) | 360 mm | |
| Maximum Diameter Of Housing Shoulder (Da Max) | 560 mm | |
| Minimum Chamfer Dimension (Rmin) | 5 mm | |
| Maximum Fillet Radius (Ra Max) | 4 mm | |
| Shoulder Diameter Outer Ring (D1) | 518.9 mm |