Cross-brand designation analysis
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Same-model Comparison
Explore products that share a base designation across loaded brands, with dimensional agreement and data gaps shown clearly.
Automatic candidate selection
One base designation across loaded brands
Exact designations rank first. Dimensions, suffixes and other technical differences remain visible so the result is not mistaken for an interchangeability declaration.
Dimensions verified
“248” across 2 loaded brands
At least two brands share the same bore, outside diameter and width. Use Custom Compare when you want to choose exact suffix variants yourself.
Technical comparison
Choose exact variants instead →Brand differences at a glance
| Parameter | SKF248/800 CAMA/W20800 × 980 × 180 mm | FAG248/800-B-MB800 × 980 × 180 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | SKF | FAG |
| Designation | 248/800 CAMA/W20 | 248/800-B-MB |
| Product family | Spherical roller bearings | — |
| Detailed type | Spherical roller bearings | Spherical roller bearings |
| Series | — | 248/800 |
| Bore diameterd | 800 mm | 800 mm |
| Outside diameterD | 980 mm | 980 mm |
| WidthB | 180 mm | 180 mm |
| Basic dynamic load ratingC | 4780 kN | 4650 kN |
| Basic static load ratingC0 | 12900 kN | 14000 kN |
| Fatigue load limitPu | — | 850 kN |
| Reference speednref | 320 r/min | 146 r/min |
| Limiting speednG | 560 r/min | 540 r/min |
| Mass≈m | 302 kg | 298 kg |
| Internal clearance | CN | CN (Group N) — Normal internal clearance |
| Sealing | Without | — |
| Cage | Machined brass | MB — Solid brass cage |
| Lubricant | None | — |
| Minimum operating temperatureTmin | — | -30 °C |
| Maximum operating temperatureTmax | — | 200 °C |
| Calculation factors | ||
| Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Ye | — | 0.16 |
| Dynamic axial load factorY1 | — | 4.11 |
| Dynamic axial load factorY2 | — | 6.12 |
| Static axial load factorY0 | — | 4.02 |
| Capabilities & suitability | ||
| 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 |
| Largebearing | — | Yes |
| Staticangularerrorandmisalignment | — | Yes |
| Dynamicangularerrorandmisalignment | — | Yes |
| Dimensions | ||
| Minimum chamfer dimensionrmin | — | 5 mm |
| Minimum chamfer dimensionrmin | — | 0.197 in |
| Bore diameter outer ringD1 | — | 925.4 mm |
| Bore diameter outer ringD1 | — | 36.433 in |
| Diameter lubrication holeds | — | 8 mm |
| Diameter lubrication holeds | — | 0.315 in |
| Width of lubricating groovens | — | 15 mm |
| Width of lubricating groovens | — | 0.591 in |
| Logistics | ||
| Product net weight | 302.0 kg | — |
| eClass code | 23-05-09-11 | — |
| UNSPSC code | 31171510 | — |
| Main Dimensions & Performance Data | ||
| Basic dynamic load rating, radialCr | — | 4,650,000 N |
| Basic dynamic load rating, radialCr | — | 1,045,413.669 lbf |
| Basic static load rating, radialC0r | — | 14,000,000 N |
| Basic static load rating, radialC0r | — | 3,147,482.014 lbf |
| Fatigue load limit, radialCur | — | 850,000 N |
| Fatigue load limit, radialCur | — | 191,097.122 lbf |
| Manufacturer Identity | ||
| Schaeffler Product Code | — | 390345 |
| Base Type | — | 248/800 |
| Old Designation | — | ["248/800B.MB"] |
| Gpsd Group | — | F03 |
| Product Line Id | — | 78 |
| X Life Marking | — | n.r. |
| SAP material number | — | 0190501940000 |
| Base product | — | 2305091131 |
| Bearing X designation | — | 248/800-B-MB |
| Mounting Manager ID | — | 248/800-B-MB |
| Mounting dimensions | ||
| Minimum diameter shaft shoulderda min | — | 818 mm |
| Minimum diameter shaft shoulderda min | — | 32.205 in |
| Maximum diameter of housing shoulderDa max | — | 962 mm |
| Maximum diameter of housing shoulderDa max | — | 37.874 in |
| Maximum recess radiusra max | — | 4 mm |
| Maximum recess radiusra max | — | 0.157 in |
| Performance | ||
| SKF performance class | SKF Explorer | — |
| Product characteristics | ||
| DesignB | — | With fixed central rib |
| Bore typeZ | — | Cylindrical |
| Radial internal clearanceCN (Group N) | — | Normal internal clearance |
| Relubrication feature | With | Standard |
| Product identity | ||
| Official product category | Spherical roller bearings | — |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/spherical-roller-bearings | — |
| Structure group ID | BS2_001 | — |
| Available from SKF | Yes | — |
| Remanufacturable | Yes | — |
| Product Identity | ||
| Construction | — | Spherical roller bearing 248..-B-MB, symmetric 3 ribs |
| Short Description | — | Spherical Roller Bearing |
| Properties | ||
| Number of rows | 2 | — |
| Locating feature, bearing outer ring | Without | — |
| Bore type | Cylindrical | — |
| Radial internal clearance | CN | — |
| Tolerance class for dimensions | Normal | — |
| Tolerance class for run-out | Normal | — |
| Candidate for remanufacturing | Yes | — |
| Indicative carbon footprint for new product | 1117.0 kg CO 2 e | — |
| Indicative carbon footprint for remanufactured product | 371.0 kg CO 2 e | — |
| Technical Data | ||
| Bore Diameter (D) | — | 800 mm |
| Outside Diamater (D) | — | 980 mm |
| Total Width (B) | — | 180 mm |
| Basic Dynamic Load Rating, Radial (Cr) | — | 4,650,000 N |
| Basic Static Load Rating, Radial (C0R) | — | 14,000,000 N |
| Diameter Lubrication Hole (Ds) | — | 8 mm |
| Operating Temperature Min. (Tmin) | — | -30 °C |
| Minimum Diameter Shaft Shoulder (Da) | — | 818 mm |
| Operating Temperature Max. (Tmax) | — | 200 °C |
| Limiting Speed (Limiting Spe) | — | 540 1/min |
| Reference Speed (Nϑr) | — | 146 1/min |
| Maximum Recess Radius (Ra Max) | — | 4 mm |
| Maximum Diameter Of Housing Shoulder (Da) | — | 962 mm |
| Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E) | — | 0.16 |
| Width Of Lubricating Groove (Ns) | — | 15 mm |
| Dynamic Axial Load Factor (Y1) | — | 4.11 |
| Bore Diameter Outer Ring (D1) | — | 925.4 mm |
| Minimum Chamfer Dimension (Rmin) | — | 5 mm |
| Static Axial Load Factor (Y0) | — | 4.02 |
| Dynamic Axial Load Factor (Y2) | — | 6.12 |
| Fatigue Load Limit, Radial (Cur) | — | 850,000 N |
| 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 |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.