Cross-brand designation analysis
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Explore products that share a base designation across loaded brands, with dimensional agreement and data gaps shown clearly.
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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
“23128” 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 | SKF23128 CC/W33140 × 225 × 68 mm | FAG23128-E1A-XL-M140 × 225 × 68 mm | TIMKEN23128EJW33140 × 225 × 68 mm | NSK23128CE4140 × 225 × 68 mm | KOYO23128RH140 × 225 × 68 mm |
|---|---|---|---|---|---|
| Comparable specifications | |||||
| Brand | SKF | FAG | TIMKEN | NSK | KOYO |
| Designation | 23128 CC/W33 | 23128-E1A-XL-M | 23128EJW33 | 23128CE4 | 23128RH |
| 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 | — | 23128 | EX27098 | — | — |
| Bore diameterd | 140 mm | 140 mm | 140 mm | 140 mm | 140 mm |
| Outside diameterD | 225 mm | 225 mm | 225 mm | 225 mm | 225 mm |
| WidthB | 68 mm | 68 mm | 68 mm | 68 mm | 68 mm |
| Basic dynamic load ratingC | 659 kN | 760 kN | 766 kN | 725 kN | 710 kN |
| Basic static load ratingC0 | 900 kN | 1010 kN | 1070 kN | 945 kN | 940 kN |
| Fatigue load limitPu | 88 kN | 90 kN | — | — | 79.6 kN |
| Reference speednref | 2200 r/min | 1930 r/min | — | — | — |
| Limiting speednG | 2800 r/min | 3000 r/min | — | — | 1900 r/min |
| Mass≈m | 10.3 kg | 10.236 kg | 10.15 kg | 10.5 kg | 10.6 kg |
| Precision class | Normal | — | — | — | — |
| Internal clearance | CN | CN (Group N) — Normal internal clearance | — | CN | — |
| Sealing | Without | — | Open | — | — |
| Cage | Sheet metal | M — Brass Cage | Steel cage | Pressed steel | — |
| Lubricant | None | — | — | — | — |
| Minimum operating temperatureTmin | — | -30 °C | — | — | — |
| Maximum operating temperatureTmax | — | 200 °C | — | — | — |
| Boundary dimensions | |||||
| Bearing widthB | — | — | — | 68 mm | — |
| Minimum bearing chamferr min. | — | — | — | 2.1 mm | — |
| Calculation Factors | |||||
| K Factor | — | — | 0.00 | — | — |
| Y1 Factor | — | — | 2.50 | — | — |
| Y2 Factor | — | — | 3.72 | — | — |
| Y0 Factor | — | — | 2.45 | — | — |
| E Factor | — | — | 0.27 | — | — |
| Cg Factor | — | — | 0.0824 | — | — |
| Calculation factors | |||||
| Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Ye | — | 0.27 | — | — | — |
| Dynamic axial load factorY1 | — | 2.49 | — | — | — |
| Dynamic axial load factorY2 | — | 3.71 | — | — | — |
| Static axial load factorY0 | — | 2.43 | — | 2.3 | — |
| 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 | — | — | — |
| 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 | — | — | — | Pressed steel | — |
| 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 | — | — | — | Marked with an asterisk (HPS) | — |
| Dimensions | |||||
| Minimum chamfer dimensionrmin | — | 2.1 mm | — | — | — |
| Minimum chamfer dimensionrmin | — | 0.083 in | — | — | — |
| Bore diameter outer ringD1 | — | 201 mm | — | — | — |
| Bore diameter outer ringD1 | — | 7.913 in | — | — | — |
| Diameter lubrication holeds | — | 4.8 mm | — | — | — |
| Diameter lubrication holeds | — | 0.189 in | — | — | — |
| Width of lubricating groovens | — | 9.5 mm | — | — | — |
| Width of lubricating groovens | — | 0.374 in | — | — | — |
| Engineering — Abutment dimensions | |||||
| Diameter of shaft abutmentd a | min. 152 mm | — | — | — | — |
| Diameter of housing abutmentD a | max. 213 mm | — | — | — | — |
| Radius of filletr a | max. 2 mm | — | — | — | — |
| Engineering — Calculation data | |||||
| SKF performance class | SKF Explorer | — | — | — | — |
| Limiting valuee | 0.28 | — | — | — | — |
| Calculation factorY 1 | 2.4 | — | — | — | — |
| Calculation factorY 2 | 3.6 | — | — | — | — |
| Calculation factorY 0 | 2.5 | — | — | — | — |
| Engineering — Dimensions | |||||
| Deviation limits of mid-range bore diametert Δdmp | -0.025 to 0 mm | — | — | — | — |
| Deviation limits of mid-range outside diametert ΔDmp | -0.03 to 0 mm | — | — | — | — |
| Deviation limits of ring widtht ΔBs | -0.08 to 0 mm | — | — | — | — |
| Shoulder diameter of inner ringd 2 | ≈ 159 mm | — | — | — | — |
| Shoulder/recess diameter of outer ringD 1 | ≈ 197 mm | — | — | — | — |
| Width of lubrication grooveb | 8.3 mm | — | — | — | — |
| Diameter of lubrication holeK | 4.5 mm | — | — | — | — |
| Chamfer dimensionr 1,2 | min. 2.1 mm | — | — | — | — |
| ISO tolerance class for dimensions | Normal | — | — | — | — |
| Engineering — Engineering specifications | |||||
| Bore type | Cylindrical | — | — | — | — |
| Engineering — Radial internal clearance | |||||
| Minimum initial clearance | 95 µm | — | — | — | — |
| Maximum initial clearance | 145 µm | — | — | — | — |
| Engineering — Tolerances of run-out | |||||
| Range of section height at inner ring of assembled bearingt Kia | 8 µm | — | — | — | — |
| Maximum run-out of inner ring side face to the boret Sd | 10 µm | — | — | — | — |
| Range of section height at outer ring of assembled bearingt Kea | 15 µm | — | — | — | — |
| Perpendicularity of outer ring outside surfacet SD | 5.5 µm | — | — | — | — |
| ISO tolerance class for geometrical tolerances | P5 | — | — | — | — |
| Equivalent-load factors | |||||
| Dynamic load ratio thresholde | — | — | — | 0.28 | — |
| Dynamic axial factor above thresholdY2 | — | — | — | 3.6 | — |
| Dynamic axial factor at or below thresholdY3 | — | — | — | 2.4 | — |
| Load ratings | |||||
| Basic dynamic radial load ratingCr | — | — | — | 725000 N | — |
| Basic static radial load ratingC0r | — | — | — | 945000 N | — |
| Logistics | |||||
| Product net weight | 10.3 kg | — | — | — | — |
| eClass code | 23-05-09-11 | — | — | — | — |
| UNSPSC code | 31171510 | — | — | — | — |
| Lubrication-qualified speed | |||||
| Thermal speed rating — oil bath | — | — | — | 2400 r/min | — |
| Mechanical limiting speed — forced oil circulation | — | — | — | 3200 r/min | — |
| Limiting speed — grease | — | — | — | 1200 r/min | — |
| Limiting speed — oil bath | — | — | — | 1600 r/min | — |
| Main Dimensions & Performance Data | |||||
| Basic dynamic load rating, radialCr | — | 760,000 N | — | — | — |
| Basic dynamic load rating, radialCr | — | 170,863.309 lbf | — | — | — |
| Basic static load rating, radialC0r | — | 1,010,000 N | — | — | — |
| Basic static load rating, radialC0r | — | 227,068.345 lbf | — | — | — |
| Fatigue load limit, radialCur | — | 90,000 N | — | — | — |
| Fatigue load limit, radialCur | — | 20,233.813 lbf | — | — | — |
| Manufacturer Identity | |||||
| Schaeffler Product Code | — | 391619 | — | — | — |
| Material Number | — | — | 000000000190027186 | — | — |
| Official Class Key | — | — | — | — | 060-010-000 |
| Base Type | — | 23128 | — | — | — |
| World Assembly Part Number | — | — | 23128EJW33 | — | — |
| Gpsd Group | — | F02 | — | — | — |
| Inner Ring Part Number | — | — | 140ASDC31 | — | — |
| Product Line Id | — | 37 | — | — | — |
| Outer Ring Part Number | — | — | 140ESDC31W33 | — | — |
| X Life Marking | — | XL | — | — | — |
| Drawing Number | — | — | M943839 | — | — |
| Upc | — | — | 0087796290273 | — | — |
| Official Source System | — | — | CORE BP - DS DF | — | — |
| Official Last Run | — | — | 2026-08-23T20:02:46.73 | — | — |
| SAP material number | — | 0190311220000 | — | — | — |
| Base product | — | 2305091121 | — | — | — |
| Bearing X designation | — | 23128-E1A-XL-M | — | — | — |
| Mounting Manager ID | — | 23128-E1A-XL-M | — | — | — |
| Grease application ID | — | 23128-E1A-XL-M | — | — | — |
| Mounting dimensions | |||||
| Minimum shaft shoulder diameterda min. | — | — | — | 152 mm | — |
| Maximum shaft shoulder diameterda max. | — | — | — | 158 mm | — |
| Maximum housing shoulder diameterDa max. | — | — | — | 213 mm | — |
| Minimum housing shoulder diameterDa min. | — | — | — | 198 mm | — |
| Maximum adjacent fillet radiusra max. | — | — | — | 2 mm | — |
| Minimum diameter shaft shoulderda min | — | 152 mm | — | — | — |
| Minimum diameter shaft shoulderda min | — | 5.984 in | — | — | — |
| Maximum diameter of housing shoulderDa max | — | 213 mm | — | — | — |
| Maximum diameter of housing shoulderDa max | — | 8.386 in | — | — | — |
| Maximum recess radiusra max | — | 2.1 mm | — | — | — |
| Maximum recess radiusra max | — | 0.083 in | — | — | — |
| Product characteristics | |||||
| DesignE1A | — | Without central rip | — | — | — |
| 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 bearings 231..-E1A, main dimensions to DIN 635-2 | Spherical Roller Bearing | Imperial Series | 5.5118 in Bore | 8.8583 in OD | 2.6772 in Width | Open | Cylindrical Bore | Steel Cage | C0 Clearance | Bearing contains application features | — | — |
| Short Description | — | Spherical Roller Bearing | — | — | — |
| Type Description | — | — | Radial SRB | — | — |
| Number Of Rows | 2 | — | 2 | — | — |
| Tapered Bore | — | — | N | — | — |
| Properties | |||||
| Locating feature, bearing outer ring | Without | — | — | — | — |
| Radial internal clearance | CN | — | — | — | — |
| Tolerance class for dimensions | Normal | — | — | — | — |
| Tolerance class for run-out | P5 | — | — | — | — |
| Candidate for remanufacturing | Yes | — | — | — | — |
| Indicative carbon footprint for new product | 38.1 kg CO 2 e | — | — | — | — |
| Indicative carbon footprint for remanufactured product | 12.7 kg CO 2 e | — | — | — | — |
| Reference mass | |||||
| Approximate catalogue mass | — | — | — | 10.5 kg | — |
| Technical Data | |||||
| d | — | — | — | — | 225 mm |
| B | — | — | — | — | 68 mm |
| R(Min.) | — | — | — | — | 2.1 mm |
| Basic Load Ratings : Cr | — | — | — | — | 710 kN |
| Bore Diameter (D) | — | 140 mm | — | — | — |
| Basic Load Ratings : C0R | — | — | — | — | 940 kN |
| Outside Diamater (D) | — | 225 mm | — | — | — |
| Overall Width | — | — | 0.000 mm | — | — |
| Fatigue Load Limit : Cu | — | — | — | — | 79.6 kN |
| Total Width (B) | — | 68 mm | — | — | — |
| Radial Rating | — | — | 766,000 N | — | — |
| Limiting Speeds(Grease Lub.) | — | — | — | — | 1900 min-1 |
| Basic Dynamic Load Rating, Radial (Cr) | — | 760,000 N | — | — | — |
| Axial Rating | — | — | 0 N | — | — |
| Limiting Speeds(Oil Lub.) | — | — | — | — | 2600 min-1 |
| Basic Static Load Rating, Radial (C0R) | — | 1,010,000 N | — | — | — |
| Dynamic Rating C1 | — | — | 766,000 N | — | — |
| Constant E | — | — | — | — | 0.28 |
| Diameter Lubrication Hole (Ds) | — | 4.8 mm | — | — | — |
| Dynamic Rating C90 | — | — | 0 N | — | — |
| Axial Load Factors : Y1 | — | — | — | — | 2.45 |
| Operating Temperature Min. (Tmin) | — | -30 °C | — | — | — |
| Dynamic Axial Rating Ca90 | — | — | 0 N | — | — |
| Axial Load Factors : Y2 | — | — | — | — | 3.65 |
| Minimum Diameter Shaft Shoulder (Da) | — | 152 mm | — | — | — |
| Dynamic Axial Rating Ca1 | — | — | 0 N | — | — |
| Axial Load Factors : Y0 | — | — | — | — | 2.40 |
| Operating Temperature Max. (Tmax) | — | 200 °C | — | — | — |
| Static Radial Rating C0 | — | — | 1,070,000 N | — | — |
| Da(Min.) | — | — | — | — | 152 mm |
| Limiting Speed (Limiting Spe) | — | 3,000 1/min | — | — | — |
| Extended Dynamic Rating Ce | — | — | 0 N | — | — |
| Da(Max.) | — | — | — | — | 213 mm |
| Reference Speed (Nϑr) | — | 1,930 1/min | — | — | — |
| Static Axial Rating C0A | — | — | 0 N | — | — |
| Ra(Max.) | — | — | — | — | 2 mm |
| Maximum Recess Radius (Ra Max) | — | 2.1 mm | — | — | — |
| Mass(Refer.) | — | — | — | — | 10.6 kg |
| Maximum Diameter Of Housing Shoulder (Da) | — | 213 mm | — | — | — |
| Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E) | — | 0.27 | — | — | — |
| Width Of Lubricating Groove (Ns) | — | 9.5 mm | — | — | — |
| Dynamic Axial Load Factor (Y1) | — | 2.49 | — | — | — |
| Bore Diameter Outer Ring (D1) | — | 201 mm | — | — | — |
| Minimum Chamfer Dimension (Rmin) | — | 2.1 mm | — | — | — |
| Static Axial Load Factor (Y0) | — | 2.43 | — | — | — |
| Dynamic Axial Load Factor (Y2) | — | 3.71 | — | — | — |
| Fatigue Load Limit, Radial (Cur) | — | 90,000 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.