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.
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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 differ
“K580” across 2 loaded brands
The base designation is shared, but the loaded boundary dimensions do not agree. Use Custom Compare when you want to choose exact suffix variants yourself.
Technical comparison
Choose exact variants instead →Brand differences at a glance
| Parameter | FAGK58082.55 × × mm | TIMKENK580 / K57282.55 × 139.992 × 36.513 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | FAG | TIMKEN |
| Designation | K580 | K580 / K572 |
| Product family | — | TS - Tapered Single |
| Detailed type | Tapered roller bearings | Tapered roller bearings |
| Series | — | 575 |
| Bore diameterd | 82.55 mm | 82.55 mm |
| Outside diameterD | — | 139.992 mm |
| WidthB | — | 36.513 mm |
| Basic dynamic load ratingC | 177 kN | 224 kN |
| Basic static load ratingC0 | 265 kN | 291 kN |
| Fatigue load limitPu | 32.5 kN | — |
| Reference speednref | 3600 r/min | — |
| Limiting speednG | 5000 r/min | — |
| Mass≈m | 1.35 kg | 2.14 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 | 120 °C | — |
| Calculation Factors | ||
| K Factor | — | 1.45 |
| Y1 Factor | — | 1.49 |
| Y2 Factor | — | -1.00 |
| Y0 Factor | — | 0.82 |
| E Factor | — | 0.40 |
| Cg Factor | — | 0.1168 |
| Calculation factors | ||
| Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Ye | 0.4 | — |
| Dynamic axial load factorY | 1.49 | — |
| Static axial load factorY0 | 0.82 | — |
| 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 | 3.6 mm | — |
| Minimum chamfer dimension of inner ring back facer1, 2 min | 0.142 in | — |
| Distance between the apexes of the pressure conesa | 31 mm | — |
| Distance between the apexes of the pressure conesa | 1.22 in | — |
| Guidance rib diameter of inner ringd1 | 110.7 mm | — |
| Guidance rib diameter of inner ringd1 | 4.358 in | — |
| Outer envelope circleEw | 134.612 mm | — |
| Outer envelope circleEw | 5.3 in | — |
| Contact angleα | 15.05 ° | — |
| Main Dimensions & Performance Data | ||
| Width, inner ringB | 36.098 mm | — |
| Width, inner ringB | 1.421 in | — |
| Basic dynamic load rating, radialCr | 177,000 N | — |
| Basic dynamic load rating, radialCr | 39,793.165 lbf | — |
| Basic static load rating, radialC0r | 265,000 N | — |
| Basic static load rating, radialC0r | 59,577.338 lbf | — |
| Fatigue load limit, radialCur | 32,500 N | — |
| Fatigue load limit, radialCur | 7,306.655 lbf | — |
| Thermal speed ratingnϑr | 3,600 1/min | — |
| Manufacturer Identity | ||
| Schaeffler Product Code | 1206394 | — |
| Material Number | — | 190000377190000389 |
| Base Type | K580 | — |
| World Assembly Part Number | — | K580 / K572 |
| Gpsd Group | F04 | — |
| Inner Ring Part Number | — | K580 |
| Product Line Id | 64 | — |
| Outer Ring Part Number | — | K572 |
| Official Source System | — | TS_PREPAIR |
| Official Last Run | — | 2026-08-23T00:00:00 |
| SAP material number | 0383594990000 | — |
| Base product | 2305091003 | — |
| Mounting Manager ID | K580 | — |
| Mounting dimensions | ||
| Maximum diameter of shaft shoulderda max | 91 mm | — |
| Maximum diameter of shaft shoulderda max | 3.583 in | — |
| Minimum diameter of shaft shoulderdb min | 98 mm | — |
| Minimum diameter of shaft shoulderdb min | 3.858 in | — |
| Minimum axial spaceCRa min | 5.4 mm | — |
| Minimum axial spaceCRa min | 0.213 in | — |
| Maximum axial spaceCRb max | 0.9 mm | — |
| Maximum axial spaceCRb max | 0.035 in | — |
| Maximum fillet radius of shaftra max | 3.6 mm | — |
| Maximum fillet radius of shaftra max | 0.142 in | — |
| Product characteristics | ||
| Tolerance classABMA4 | Class 4 (ANSI/ABMA 19.2:2013) | — |
| Heat treatment | Standard | — |
| Quality level | Standard | — |
| Number of rows1 | Single-row design | — |
| Product Identity | ||
| Construction | Tapered roller bearings without outer ring (Cone) K-Series, in inch sizes | — |
| Type Description | — | TS - Tapered Single |
| Short Description | Tapered roller bearing | — |
| Number Of Rows | — | 1 |
| Tapered Bore | — | N |
| Technical Data | ||
| Overall Width | — | 38.598 mm |
| Bore Diameter (D) | 82.55 mm | — |
| Radial Rating | — | 58,100 N |
| Basic Dynamic Load Rating, Radial (Cr) | 177,000 N | — |
| Axial Rating | — | 40,200 N |
| Basic Static Load Rating, Radial (C0R) | 265,000 N | — |
| Dynamic Rating C1 | — | 224,000 N |
| Operating Temperature Min. (Tmin) | -30 °C | — |
| Dynamic Rating C90 | — | 58,100 N |
| Limiting Speed (Ng) | 5,000 1/min | — |
| Dynamic Axial Rating Ca90 | — | 40,200 N |
| Operating Temperature Max. (Tmax) | 120 °C | — |
| Dynamic Axial Rating Ca1 | — | 155,000 N |
| Reference Speed (Nϑr) | 3,600 1/min | — |
| Static Radial Rating C0 | — | 291,000 N |
| Contact Angle (Α) | 15.05 ° | — |
| Extended Dynamic Rating Ce | — | 0 N |
| Fatigue Load Limit, Radial (Cur) | 32,500 N | — |
| Static Axial Rating C0A | — | 342,000 N |
| Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E) | 0.4 | — |
| Maximum Diameter Of Shaft Shoulder (Da Max) | 91 mm | — |
| Minimum Diameter Of Shaft Shoulder (Db Min) | 98 mm | — |
| Dynamic Axial Load Factor (Y) | 1.49 | — |
| Maximum Fillet Radius (Ra Max) | 3.6 mm | — |
| Maximum Axial Space (Crb Max) | 0.9 mm | — |
| Minimum Chamfer Dimension Of Inner Ring Back Face (R1, 2 M) | 3.6 mm | — |
| Guidance Rib Diameter Of Inner Ring (D1) | 110.7 mm | — |
| Minimum Axial Space (Cra Min) | 5.4 mm | — |
| Width, Inner Ring (B) | 36.098 mm | — |
| Static Axial Load Factor (Y0) | 0.82 | — |
| Distance Between The Apexes Of The Pressure Cones (A) | 31 mm | — |
| Temperature range | ||
| Operating temperature min.Tmin | -30 °C | — |
| Operating temperature min.Tmin | -22 °F | — |
| Operating temperature max.Tmax | 120 °C | — |
| Operating temperature max.Tmax | 248 °F | — |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.