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| Parameter | SKFC 3156280 × 460 × 146 mm | FAGC3156-XL-K-M-C4280 × 460 × 146 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | SKF | FAG |
| Designation | C 3156 | C3156-XL-K-M-C4 |
| Product family | CARB toroidal roller bearings | — |
| Detailed type | Carb toroidal roller bearing | Toroidal roller bearing |
| Series | — | C3156 |
| Bore diameterd | 280 mm | 280 mm |
| Outside diameterD | 460 mm | 460 mm |
| WidthB | 146 mm | 146 mm |
| Basic dynamic load ratingC | 2850 kN | 2850 kN |
| Basic static load ratingC0 | 4500 kN | 4500 kN |
| Fatigue load limitPu | 355 kN | 465 kN |
| Reference speednref | 1100 r/min | 700 r/min |
| Limiting speednG | 1400 r/min | 1400 r/min |
| Mass≈m | 94.6 kg | 93.1 kg |
| Internal clearance | CN | — |
| Sealing | Without | — |
| Cage | Sheet metal | M — Solid brass cage, ball guided |
| Lubricant | None | — |
| Minimum operating temperatureTmin | — | -30 °C |
| Maximum operating temperatureTmax | — | 200 °C |
| Calculation factors | ||
| Operating clearance factor kδkδ | — | 0.667 |
| Tilting factor kφkφ | — | 16.38 |
| Capabilities & suitability | ||
| Radial load capacity | — | Yes |
| Suitable for grease lubrication | — | Yes |
| Unsealed design | — | Yes |
| Staticangularerrorandmisalignment | — | Yes |
| Dynamicangularerrorandmisalignment | — | Yes |
| Dimensions | ||
| Minimum chamfer dimensionrmin | — | 5 mm |
| Minimum chamfer dimensionrmin | — | 0.197 in |
| Shoulder diameter of IRd2 | — | 337 mm |
| Shoulder diameter of IRd2 | — | 13.268 in |
| Shoulder diameter outer ringD1 | — | 415 mm |
| Shoulder diameter outer ringD1 | — | 16.339 in |
| Axial displacementS1 | — | 28.4 mm |
| Axial displacementS1 | — | 1.118 in |
| Engineering — Abutment dimensions | ||
| Diameter of shaft abutmentd a | max. 363 mm | — |
| Diameter of housing abutmentD a | min. 392 mm | — |
| Abutment diameter housingD a | max. 440 mm | — |
| Minimum width of space required in housingC a | min. 4.1 mm | — |
| Radius of filletr a | max. 4 mm | — |
| Engineering — Calculation data | ||
| SKF performance class | SKF Explorer | — |
| Misalignment factork 1 | 0.12 | — |
| Internal clearance factork 2 | 0.1 | — |
| Engineering — Dimensions | ||
| Shoulder diameter of inner ringd 2 | ≈ 336 mm | — |
| Shoulder or recess diameter of outer ringD 1 | ≈ 416 mm | — |
| Permissible axial displacements 1 | max. 28.4 mm | — |
| Chamfer dimensionr 1,2 | min. 5 mm | — |
| Engineering — Engineering specifications | ||
| Bore type | Cylindrical | — |
| Logistics | ||
| Product net weight | 94.6 kg | — |
| eClass code | 23-05-09-13 | — |
| UNSPSC code | 31171505 | — |
| Main Dimensions & Performance Data | ||
| Basic dynamic load rating, radialCr | — | 2,850,000 N |
| Basic dynamic load rating, radialCr | — | 640,737.41 lbf |
| Basic static load rating, radialC0r | — | 4,500,000 N |
| Basic static load rating, radialC0r | — | 1,011,690.647 lbf |
| Fatigue load limit, radialCur | — | 465,000 N |
| Fatigue load limit, radialCur | — | 104,541.367 lbf |
| Manufacturer Identity | ||
| Schaeffler Product Code | — | 3512989 |
| Base Type | — | C3156 |
| Gpsd Group | — | F03 |
| Product Line Id | — | 78 |
| X Life Marking | — | XL |
| SAP material number | — | 3048931960040 |
| Base product | — | 2305091390 |
| Mounting dimensions | ||
| Minimum diameter shaft shoulderda min | — | 300 mm |
| Minimum diameter shaft shoulderda min | — | 11.811 in |
| Maximum diameter shaft shoulderda max | — | 359.9 mm |
| Maximum diameter shaft shoulderda max | — | 14.169 in |
| Minimum diameter of housing shoulderDa min | — | 394 mm |
| Minimum diameter of housing shoulderDa min | — | 15.512 in |
| Maximum diameter of housing shoulderDa max | — | 440 mm |
| Maximum diameter of housing shoulderDa max | — | 17.323 in |
| Maximum fillet radiusra max | — | 4 mm |
| Maximum fillet radiusra max | — | 0.157 in |
| Minimum depth of free space CaCa | — | 1.04 mm |
| Minimum depth of free space CaCa | — | 0.041 in |
| Product characteristics | ||
| Bore typeK | — | Tapered, taper 1:12 |
| Product identity | ||
| Official product category | CARB toroidal roller bearings | — |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/carb-toroidal-roller-bearings | — |
| Structure group ID | BSC_001 | — |
| Available from SKF | Yes | — |
| Remanufacturable | Yes | — |
| Product Identity | ||
| Construction | — | Toroidal roller bearing C31..-XL-K-M |
| Short Description | — | Toroidal roller bearing |
| Properties | ||
| Number of rows | 1 | — |
| Locating feature, bearing outer ring | Without | — |
| Radial internal clearance | CN | — |
| Tolerance class | Normal | — |
| Relubrication feature | Without | — |
| Candidate for remanufacturing | Yes | — |
| Indicative carbon footprint for new product | 350.0 kg CO 2 e | — |
| Indicative carbon footprint for remanufactured product | 116.0 kg CO 2 e | — |
| Technical Data | ||
| Bore Diameter (D) | — | 280 mm |
| Outside Diameter (D) | — | 460 mm |
| Width (B) | — | 146 mm |
| Basic Dynamic Load Rating, Radial (Cr) | — | 2,850,000 N |
| Basic Static Load Rating, Radial (C0R) | — | 4,500,000 N |
| Operating Temperature Min. (Tmin) | — | -30 °C |
| Limiting Speed (Ng) | — | 1,400 1/min |
| Operating Temperature Max. (Tmax) | — | 200 °C |
| Reference Speed (Nϑr) | — | 700 1/min |
| Minimum Diameter Of Housing Shoulder (Da Min) | — | 394 mm |
| Axial Displacement (S1) | — | 28.4 mm |
| Minimum Depth Of Free Space Ca (Ca) | — | 1.04 mm |
| Operating Clearance Factor Kδ (Kδ) | — | 0.667 |
| Shoulder Diameter Of Ir (D2) | — | 337 mm |
| Tilting Factor Kφ (Kφ) | — | 16.38 |
| Fatigue Load Limit, Radial (Cur) | — | 465,000 N |
| Maximum Diameter Of Shaft Shoulder (Da Max) | — | 359.9 mm |
| Minimum Diameter Shaft Shoulder (Da Min) | — | 300 mm |
| Maximum Diameter Of Housing Shoulder (Da Max) | — | 440 mm |
| Minimum Chamfer Dimension (Rmin) | — | 5 mm |
| Maximum Fillet Radius (Ra Max) | — | 4 mm |
| Shoulder Diameter Outer Ring (D1) | — | 415 mm |
| Temperature range | ||
| Operating temperature min.Tmin | — | -30 °C |
| Operating temperature min.Tmin | — | -22 °F |
| Operating temperature max.Tmax | — | 200 °C |
| Operating temperature max.Tmax | — | 392 °F |
Independent reference comparison based on the manufacturer data currently loaded. Always verify current limits, tolerances and suffix definitions with the official source before engineering selection.