Cross-brand designation analysis
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You entered 231-600YMBW507C08. This table explores the base group 231; it does not preserve or approve every requested suffix. Search your complete marking first →
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Dimensions verified
“231” across 5 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 | SKF231/500 CA/W33500 × 830 × 264 mm | FAG231/500-BEA-XL-MB1500 × 830 × 264 mm | TIMKEN231/500KYMBW906A500 × 830 × 264 mm | NSK231/500CAME4500 × 830 × 264 mm | KOYO231/500R500 × 830 × 264 mm |
|---|---|---|---|---|---|
| Comparable specifications | |||||
| Brand | SKF | FAG | TIMKEN | NSK | KOYO |
| Designation | 231/500 CA/W33 | 231/500-BEA-XL-MB1 | 231/500KYMBW906A | 231/500CAME4 | 231/500R |
| Product family | Spherical roller bearings | — | Radial SRB | Spherical roller bearing | Spherical roller bearings |
| Detailed type | Spherical roller bearing with relubrication features | Spherical roller bearings | Spherical roller bearings | Spherical roller bearings | Spherical roller bearings |
| Series | — | 231/500 | EX27033 | — | — |
| Bore diameterd | 500 mm | 500 mm | 500 mm | 500 mm | 500 mm |
| Outside diameterD | 830 mm | 830 mm | 830 mm | 830 mm | 830 mm |
| WidthB | 264 mm | 264 mm | 264 mm | 264 mm | 264 mm |
| Basic dynamic load ratingC | 8037 kN | 8300 kN | 7880 kN | 6850 kN | 7750 kN |
| Basic static load ratingC0 | 12900 kN | 13900 kN | 13900 kN | 13400 kN | 13000 kN |
| Fatigue load limitPu | 830 kN | 890 kN | — | — | 708 kN |
| Reference speednref | 380 r/min | 350 r/min | — | — | — |
| Limiting speednG | 700 r/min | 690 r/min | — | — | 260 r/min |
| Mass≈m | 580 kg | 576.5 kg | 565.92 kg | 567 kg | 595 kg |
| Precision class | Normal | — | — | — | — |
| Internal clearance | CN | CN (Group N) — Normal internal clearance | — | CN | — |
| Sealing | Without | — | Open | — | — |
| Cage | Machined brass | MB1 — Solid brass cage | Brass cage | Machined brass | — |
| Lubricant | None | — | — | — | — |
| Minimum operating temperatureTmin | — | -30 °C | — | — | — |
| Maximum operating temperatureTmax | — | 200 °C | — | — | — |
| Boundary dimensions | |||||
| Bearing widthB | — | — | — | 264 mm | — |
| Minimum bearing chamferr min. | — | — | — | 7.5 mm | — |
| Calculation Factors | |||||
| K Factor | — | — | 0.00 | — | — |
| Y1 Factor | — | — | 2.22 | — | — |
| Y2 Factor | — | — | 3.30 | — | — |
| Y0 Factor | — | — | 2.17 | — | — |
| E Factor | — | — | 0.30 | — | — |
| Cg Factor | — | — | 0.1688 | — | — |
| Calculation factors | |||||
| Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Ye | — | 0.31 | — | — | — |
| Dynamic axial load factorY1 | — | 2.2 | — | — | — |
| Dynamic axial load factorY2 | — | 3.27 | — | — | — |
| Static axial load factorY0 | — | 2.15 | — | 2.1 | — |
| 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 | — | — | — |
| Classification | |||||
| Official Category Path | — | — | — | — | Spherical roller bearings - Spherical roller bearings |
| Official Classification 1 | — | — | — | — | Spherical roller bearings |
| Construction | |||||
| Bore construction | — | — | — | Cylindrical bore | — |
| Cage material and manufacture | — | — | — | Machined brass | — |
| Outer-ring lubrication features | — | — | — | E4: oil groove and oil holes | — |
| Internal clearance — catalogue omission rule | — | — | — | CN (normal), where no clearance suffix is specified | — |
| Precision — catalogue omission rule | — | — | — | ISO Normal, where no precision suffix is specified | — |
| Catalogue NSK HPS marking | — | — | — | No HPS asterisk in this row | — |
| Dimensions | |||||
| Minimum chamfer dimensionrmin | — | 7.5 mm | — | — | — |
| Minimum chamfer dimensionrmin | — | 0.295 in | — | — | — |
| Bore diameter outer ringD1 | — | 723.1 mm | — | — | — |
| Bore diameter outer ringD1 | — | 28.469 in | — | — | — |
| Diameter lubrication holeds | — | 12.5 mm | — | — | — |
| Diameter lubrication holeds | — | 0.492 in | — | — | — |
| Width of lubricating groovens | — | 23.5 mm | — | — | — |
| Width of lubricating groovens | — | 0.925 in | — | — | — |
| Engineering — Abutment dimensions | |||||
| Diameter of shaft abutmentd a | min. 532 mm | — | — | — | — |
| Diameter of housing abutmentD a | max. 798 mm | — | — | — | — |
| Radius of filletr a | max. 6 mm | — | — | — | — |
| Engineering — Calculation data | |||||
| SKF performance class | SKF Explorer | — | — | — | — |
| Limiting valuee | 0.3 | — | — | — | — |
| Calculation factorY 1 | 2.3 | — | — | — | — |
| Calculation factorY 2 | 3.4 | — | — | — | — |
| Calculation factorY 0 | 2.2 | — | — | — | — |
| Engineering — Dimensions | |||||
| Deviation limits of mid-range bore diametert Δdmp | -0.045 to 0 mm | — | — | — | — |
| Deviation limits of mid-range outside diametert ΔDmp | -0.1 to 0 mm | — | — | — | — |
| Deviation limits of ring widtht ΔBs | -0.45 to 0 mm | — | — | — | — |
| Shoulder diameter of inner ringd 2 | ≈ 605 mm | — | — | — | — |
| Shoulder/recess diameter of outer ringD 1 | ≈ 726 mm | — | — | — | — |
| Width of lubrication grooveb | 22.3 mm | — | — | — | — |
| Diameter of lubrication holeK | 12 mm | — | — | — | — |
| Chamfer dimensionr 1,2 | min. 7.5 mm | — | — | — | — |
| ISO tolerance class for dimensions | Normal | — | — | — | — |
| Engineering — Engineering specifications | |||||
| Bore type | Cylindrical | — | — | — | — |
| Engineering — Radial internal clearance | |||||
| Minimum initial clearance | 260 µm | — | — | — | — |
| Maximum initial clearance | 410 µm | — | — | — | — |
| Engineering — Tolerances of run-out | |||||
| Range of section height at inner ring of assembled bearingt Kia | 65 µm | — | — | — | — |
| Range of section height at outer ring of assembled bearingt Kea | 140 µm | — | — | — | — |
| ISO tolerance class for geometrical tolerances | Normal | — | — | — | — |
| Equivalent-load factors | |||||
| Dynamic load ratio thresholde | — | — | — | 0.31 | — |
| Dynamic axial factor above thresholdY2 | — | — | — | 3.2 | — |
| Dynamic axial factor at or below thresholdY3 | — | — | — | 2.2 | — |
| Load ratings | |||||
| Basic dynamic radial load ratingCr | — | — | — | 6850000 N | — |
| Basic static radial load ratingC0r | — | — | — | 13400000 N | — |
| Logistics | |||||
| Product net weight | 580.0 kg | — | — | — | — |
| eClass code | 23-05-09-11 | — | — | — | — |
| UNSPSC code | 31171510 | — | — | — | — |
| Lubrication-qualified speed | |||||
| Thermal speed rating — oil bath | — | — | — | 360 r/min | — |
| Mechanical limiting speed — forced oil circulation | — | — | — | Not stated in this catalogue row | — |
| Limiting speed — grease | — | — | — | 280 r/min | — |
| Limiting speed — oil bath | — | — | — | 360 r/min | — |
| Main Dimensions & Performance Data | |||||
| Basic dynamic load rating, radialCr | — | 8,300,000 N | — | — | — |
| Basic dynamic load rating, radialCr | — | 1,866,007.194 lbf | — | — | — |
| Basic static load rating, radialC0r | — | 13,900,000 N | — | — | — |
| Basic static load rating, radialC0r | — | 3,125,000 lbf | — | — | — |
| Fatigue load limit, radialCur | — | 890,000 N | — | — | — |
| Fatigue load limit, radialCur | — | 200,089.928 lbf | — | — | — |
| Manufacturer Identity | |||||
| Schaeffler Product Code | — | 389336 | — | — | — |
| Material Number | — | — | 000000000100089370 | — | — |
| Official Class Key | — | — | — | — | 060-010-000 |
| Base Type | — | 231/500 | — | — | — |
| World Assembly Part Number | — | — | 231/500KYMBW906A | — | — |
| Old Designation | — | ["231/500-B-MB","231/500-E1A-MB1"] | — | — | — |
| Inner Ring Part Number | — | — | 500ASDY31KW40C02 | — | — |
| Gpsd Group | — | F03 | — | — | — |
| Outer Ring Part Number | — | — | 500ESDC31W33C04 | — | — |
| Product Line Id | — | 78 | — | — | — |
| Drawing Number | — | — | M85968 | — | — |
| X Life Marking | — | XL | — | — | — |
| Upc | — | — | 0087796197831 | — | — |
| Official Source System | — | — | CORE BP - DS DF | — | — |
| Official Last Run | — | — | 2026-08-23T20:02:47.833 | — | — |
| SAP material number | — | 0810761260000 | — | — | — |
| Base product | — | 2305091122 | — | — | — |
| Bearing X designation | — | 231/500-BEA-XL-MB1 | — | — | — |
| Mounting Manager ID | — | 231/500-BEA-XL-MB1 | — | — | — |
| Grease application ID | — | 231/500-BEA-XL-MB1 | — | — | — |
| Mounting dimensions | |||||
| Minimum shaft shoulder diameterda min. | — | — | — | 536 mm | — |
| Maximum shaft shoulder diameterda max. | — | — | — | Not stated in this catalogue row | — |
| Maximum housing shoulder diameterDa max. | — | — | — | 794 mm | — |
| Minimum housing shoulder diameterDa min. | — | — | — | 720 mm | — |
| Maximum adjacent fillet radiusra max. | — | — | — | 6 mm | — |
| Minimum diameter shaft shoulderda min | — | 532 mm | — | — | — |
| Minimum diameter shaft shoulderda min | — | 20.945 in | — | — | — |
| Maximum diameter of housing shoulderDa max | — | 798 mm | — | — | — |
| Maximum diameter of housing shoulderDa max | — | 31.417 in | — | — | — |
| Maximum recess radiusra max | — | 6 mm | — | — | — |
| Maximum recess radiusra max | — | 0.236 in | — | — | — |
| Product characteristics | |||||
| DesignBEA | — | With lose center lip ring | — | — | — |
| 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 231..-BEA-XL-MB1, symmetric 2 outer ribs with rib washer | Spherical Roller Bearing | Imperial Series | 19.6850 in Bore | 32.6772 in OD | 10.3937 in Width | Open | Tapered Bore | Brass Cage | C0 Clearance | Bearing contains application features | — | — |
| Type Description | — | — | Radial SRB | — | — |
| Short Description | — | Spherical Roller Bearing | — | — | — |
| Number Of Rows | 2 | — | 2 | — | — |
| Tapered Bore | — | — | Y | — | — |
| Properties | |||||
| Locating feature, bearing outer ring | Without | — | — | — | — |
| 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 | 2146.0 kg CO 2 e | — | — | — | — |
| Indicative carbon footprint for remanufactured product | 713.0 kg CO 2 e | — | — | — | — |
| Reference mass | |||||
| Approximate catalogue mass | — | — | — | 567 kg | — |
| Technical Data | |||||
| d | — | — | — | — | 830 mm |
| B | — | — | — | — | 264 mm |
| R(Min.) | — | — | — | — | 7.5 mm |
| Basic Load Ratings : Cr | — | — | — | — | 7750 kN |
| Bore Diameter (D) | — | 500 mm | — | — | — |
| Overall Width | — | — | 0.000 mm | — | — |
| Basic Load Ratings : C0R | — | — | — | — | 13000 kN |
| Outside Diamater (D) | — | 830 mm | — | — | — |
| Radial Rating | — | — | 7,880,000 N | — | — |
| Fatigue Load Limit : Cu | — | — | — | — | 708 kN |
| Total Width (B) | — | 264 mm | — | — | — |
| Axial Rating | — | — | 0 N | — | — |
| Limiting Speeds(Grease Lub.) | — | — | — | — | 260 min-1 |
| Basic Dynamic Load Rating, Radial (Cr) | — | 8,300,000 N | — | — | — |
| Dynamic Rating C1 | — | — | 7,880,000 N | — | — |
| Limiting Speeds(Oil Lub.) | — | — | — | — | 350 min-1 |
| Basic Static Load Rating, Radial (C0R) | — | 13,900,000 N | — | — | — |
| Dynamic Rating C90 | — | — | 0 N | — | — |
| Constant E | — | — | — | — | 0.33 |
| Diameter Lubrication Hole (Ds) | — | 12.5 mm | — | — | — |
| Dynamic Axial Rating Ca90 | — | — | 0 N | — | — |
| Axial Load Factors : Y1 | — | — | — | — | 2.05 |
| Operating Temperature Min. (Tmin) | — | -30 °C | — | — | — |
| Dynamic Axial Rating Ca1 | — | — | 0 N | — | — |
| Axial Load Factors : Y2 | — | — | — | — | 3.05 |
| Minimum Diameter Shaft Shoulder (Da) | — | 532 mm | — | — | — |
| Static Radial Rating C0 | — | — | 13,900,000 N | — | — |
| Axial Load Factors : Y0 | — | — | — | — | 2.00 |
| Operating Temperature Max. (Tmax) | — | 200 °C | — | — | — |
| Extended Dynamic Rating Ce | — | — | 0 N | — | — |
| Da(Min.) | — | — | — | — | 536 mm |
| Limiting Speed (Limiting Spe) | — | 690 1/min | — | — | — |
| Static Axial Rating C0A | — | — | 0 N | — | — |
| Da(Max.) | — | — | — | — | 794 mm |
| Reference Speed (Nϑr) | — | 350 1/min | — | — | — |
| Ra(Max.) | — | — | — | — | 6 mm |
| Maximum Recess Radius (Ra Max) | — | 6 mm | — | — | — |
| Mass(Refer.) | — | — | — | — | 595 kg |
| Maximum Diameter Of Housing Shoulder (Da) | — | 798 mm | — | — | — |
| Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E) | — | 0.31 | — | — | — |
| Width Of Lubricating Groove (Ns) | — | 23.5 mm | — | — | — |
| Dynamic Axial Load Factor (Y1) | — | 2.2 | — | — | — |
| Bore Diameter Outer Ring (D1) | — | 723.1 mm | — | — | — |
| Minimum Chamfer Dimension (Rmin) | — | 7.5 mm | — | — | — |
| Static Axial Load Factor (Y0) | — | 2.15 | — | — | — |
| Dynamic Axial Load Factor (Y2) | — | 3.27 | — | — | — |
| Fatigue Load Limit, Radial (Cur) | — | 890,000 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.