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| Parameter | FAGK25584-25520-DY-W61C44.983 × 82.931 × 23.812 mm | TIMKENK25584A / K2552044.987 × 82.931 × 23.812 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | FAG | TIMKEN |
| Designation | K25584-25520-DY-W61C | K25584A / K25520 |
| Product family | — | TS - Tapered Single |
| Detailed type | Tapered roller bearings | Tapered roller bearings |
| Series | K25584-25520 | 25500 |
| Bore diameterd | 44.983 mm | 44.987 mm |
| Outside diameterD | 82.931 mm | 82.931 mm |
| WidthB | 23.812 mm | 23.812 mm |
| Basic dynamic load ratingC | 75 kN | 90.5 kN |
| Basic static load ratingC0 | 96 kN | 111 kN |
| Fatigue load limitPu | 12 kN | — |
| Reference speednref | 5900 r/min | — |
| Limiting speednG | 8900 r/min | — |
| Mass≈m | 0.55 kg | 0.55 kg |
| Precision class | ABMA4 — Class 4 (ANSI/ABMA 19.2:2013) | — |
| Cage | Standard — Sheet steel cage, window cage, roller-guided | — |
| Minimum operating temperatureTmin | -30 °C | — |
| Maximum operating temperatureTmax | 150 °C | — |
| Calculation Factors | ||
| K Factor | — | 1.74 |
| Y1 Factor | — | 1.79 |
| Y2 Factor | — | -1.00 |
| Y0 Factor | — | 0.99 |
| E Factor | — | 0.33 |
| Cg Factor | — | 0.0801 |
| Calculation factors | ||
| Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Ye | 0.34 | — |
| Dynamic axial load factorY | 1.79 | — |
| Static axial load factorY0 | 0.98 | — |
| Capabilities & suitability | ||
| Radial load capacity | Yes | — |
| Axial load capacity in one direction | Yes | — |
| Suitable for grease lubrication | Yes | — |
| Suitable for oil lubrication | Yes | — |
| Unsealed design | Yes | — |
| Dimensions | ||
| Minimum chamfer dimension of inner ring back facer1, 2 min | 1.5 mm | — |
| Minimum chamfer dimension of inner ring back facer1, 2 min | 0.059 in | — |
| Minimum chamfer dimension of outer ring back facer3, 4 min | 0.8 mm | — |
| Minimum chamfer dimension of outer ring back facer3, 4 min | 0.031 in | — |
| Distance between the apexes of the pressure conesa | 18 mm | — |
| Distance between the apexes of the pressure conesa | 0.709 in | — |
| Guidance rib diameter of inner ringd1 | 62.6 mm | — |
| Guidance rib diameter of inner ringd1 | 2.465 in | — |
| Main Dimensions & Performance Data | ||
| Width, inner ringB | 25.4 mm | — |
| Width, inner ringB | 1 in | — |
| Width, outer ringC | 19.05 mm | — |
| Width, outer ringC | 0.75 in | — |
| Width, totalT | 23.812 mm | — |
| Width, totalT | 0.937 in | — |
| Basic dynamic load rating, radialCr | 75,000 N | — |
| Basic dynamic load rating, radialCr | 16,861.511 lbf | — |
| Basic static load rating, radialC0r | 96,000 N | — |
| Basic static load rating, radialC0r | 21,582.734 lbf | — |
| Fatigue load limit, radialCur | 12,000 N | — |
| Fatigue load limit, radialCur | 2,697.842 lbf | — |
| Thermal speed ratingnϑr | 5,900 1/min | — |
| Manufacturer Identity | ||
| Schaeffler Product Code | 2264299 | — |
| Material Number | — | 190110134190110179 |
| Base Type | K25584-25520 | — |
| World Assembly Part Number | — | K25584A / K25520 |
| Product Line Id | 36 | — |
| Inner Ring Part Number | — | K25584A |
| Outer Ring Part Number | — | K25520 |
| Official Source System | — | TS_PREPAIR |
| Official Last Run | — | 2026-08-23T00:00:00 |
| Base product | 2305091001 | — |
| Bearing X designation | K25584-25520-DY-W61C | — |
| Mounting Manager ID | K25584-25520-DY-W61C | — |
| Grease application ID | K25584-25520-DY-W61C | — |
| Mounting dimensions | ||
| Maximum diameter of shaft shoulderda max | 52 mm | — |
| Maximum diameter of shaft shoulderda max | 2.047 in | — |
| Minimum diameter of shaft shoulderdb min | 55 mm | — |
| Minimum diameter of shaft shoulderdb min | 2.165 in | — |
| Minimum diameter of housing shoulderDa min | 71 mm | — |
| Minimum diameter of housing shoulderDa min | 2.795 in | — |
| Maximum diameter of housing shoulderDa max | 77 mm | — |
| Maximum diameter of housing shoulderDa max | 3.031 in | — |
| Minimum diameter of housing shoulderDb min | 76 mm | — |
| Minimum diameter of housing shoulderDb min | 2.992 in | — |
| Minimum axial spaceCa min | 4.5 mm | — |
| Minimum axial spaceCa min | 0.177 in | — |
| Minimum axial spaceCb min | 4.5 mm | — |
| Minimum axial spaceCb min | 0.177 in | — |
| Maximum fillet radius of shaftra max | 1.5 mm | — |
| Maximum fillet radius of shaftra max | 0.059 in | — |
| Maximum fillet radius of housingrb max | 0.8 mm | — |
| Maximum fillet radius of housingrb max | 0.031 in | — |
| Product characteristics | ||
| Tolerance classABMA4 | Class 4 (ANSI/ABMA 19.2:2013) | — |
| Heat treatmentW61C | Carbonitrided | — |
| Internal design | Standard | — |
| Quality level | Standard | — |
| Number of rows1 | Single-row design | — |
| Product Identity | ||
| Construction | Tapered roller bearings K-Series, in inch sizes, separable | — |
| Short Description | Tapered roller bearing | — |
| Type Description | — | TS - Tapered Single |
| Number Of Rows | — | 1 |
| Tapered Bore | — | N |
| Technical Data | ||
| Bore Diameter (D) | 44.983 mm | — |
| Overall Width | — | 26.900 mm |
| Outside Diameter (D) | 82.931 mm | — |
| Radial Rating | — | 23,500 N |
| Width (B) | 23.812 mm | — |
| Axial Rating | — | 13,500 N |
| Basic Dynamic Load Rating, Radial (Cr) | 75,000 N | — |
| Dynamic Rating C1 | — | 90,500 N |
| Basic Static Load Rating, Radial (C0R) | 96,000 N | — |
| Dynamic Rating C90 | — | 23,500 N |
| Operating Temperature Min. (Tmin) | -30 °C | — |
| Dynamic Axial Rating Ca90 | — | 13,500 N |
| Limiting Speed (Ng) | 8,900 1/min | — |
| Dynamic Axial Rating Ca1 | — | 51,900 N |
| Operating Temperature Max. (Tmax) | 150 °C | — |
| Static Radial Rating C0 | — | 111,000 N |
| Reference Speed (Nϑr) | 5,900 1/min | — |
| Extended Dynamic Rating Ce | — | 0 N |
| Maximum Fillet Radius Of Housing (Rb Max) | 0.8 mm | — |
| Static Axial Rating C0A | — | 108,000 N |
| Minimum Chamfer Dimension Of Outer Ring Back Face (R3, 4 M) | 0.8 mm | — |
| Minimum Diameter Of Housing Shoulder (Da Min) | 71 mm | — |
| Minimum Diameter Of Housing Shoulder (Db Min) | 76 mm | — |
| Width, Outer Ring (C) | 19.05 mm | — |
| Fatigue Load Limit, Radial (Cur) | 12,000 N | — |
| Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E) | 0.34 | — |
| Maximum Diameter Of Shaft Shoulder (Da Max) | 52 mm | — |
| Minimum Diameter Of Shaft Shoulder (Db Min) | 55 mm | — |
| Maximum Diameter Of Housing Shoulder (Da Max) | 77 mm | — |
| Dynamic Axial Load Factor (Y) | 1.79 | — |
| Maximum Fillet Radius (Ra Max) | 1.5 mm | — |
| Minimum Axial Space (Cb Min) | 4.5 mm | — |
| Minimum Chamfer Dimension Of Inner Ring Back Face (R1, 2 M) | 1.5 mm | — |
| Guidance Rib Diameter Of Inner Ring (D1) | 62.6 mm | — |
| Minimum Axial Space (Ca Min) | 4.5 mm | — |
| Width, Inner Ring (B) | 25.4 mm | — |
| Static Axial Load Factor (Y0) | 0.98 | — |
| Distance Between The Apexes Of The Pressure Cones (A) | 18 mm | — |
| Temperature range | ||
| Operating temperature min.Tmin | -30 °C | — |
| Operating temperature min.Tmin | -22 °F | — |
| Operating temperature max.Tmax | 150 °C | — |
| Operating temperature max.Tmax | 302 °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.