Same-model Comparison
Explore products that share a base designation across loaded brands, with dimensional agreement and data gaps shown clearly.
Cross Reference centre · Interchange verification checklist · Understand suffix differences
You entered 45290-20. This table explores the base group 45290; it does not preserve or approve every requested suffix. Search your complete marking first →
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.
“45290” 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.
Brand differences at a glance
| Parameter | TIMKEN45290CA / 4522157.15 × 104.775 × 30.162 mm | KOYO45290/2057.15 × 104.775 × 30.958 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | TIMKEN | KOYO |
| Designation | 45290CA / 45221 | 45290/20 |
| Product family | TS - Tapered Single | Automotive bearings |
| Detailed type | Tapered roller bearings | Automotive bearings |
| Series | 45200 | — |
| Bore diameterd | 57.15 mm | 57.15 mm |
| Outside diameterD | 104.775 mm | 104.775 mm |
| WidthB | 30.162 mm | 30.958 mm |
| Basic dynamic load ratingC | 182 kN | — |
| Basic static load ratingC0 | 189 kN | — |
| Mass≈m | 1.09 kg | 1.09 kg |
| Calculation Factors | ||
| K Factor | 1.76 | — |
| Y1 Factor | 1.80 | — |
| Y2 Factor | -1.00 | — |
| Y0 Factor | 0.99 | — |
| E Factor | 0.33 | — |
| Cg Factor | 0.0971 | — |
| Classification | ||
| Official Category Path | — | Automotive bearings - Automotive bearings |
| Official Classification 1 | — | Automotive bearings |
| Manufacturer Identity | ||
| Material Number | 100142357100083722 | — |
| Official Class Key | — | 200-010-000 |
| World Assembly Part Number | 45290CA / 45221 | — |
| Inner Ring Part Number | 45290CA | — |
| Outer Ring Part Number | 45221 | — |
| Official Source System | TS_PREPAIR | — |
| Official Last Run | 2026-08-23T00:00:00 | — |
| Product Identity | ||
| Type Description | TS - Tapered Single | — |
| Number Of Rows | 1 | — |
| Tapered Bore | N | — |
| Technical Data | ||
| Stockno. | — | 70481 |
| d | — | 104.775 mm |
| Overall Width | 33.458 mm | — |
| B | — | 30.958 mm |
| Radial Rating | 47,100 N | — |
| C | — | 30.163 mm |
| Axial Rating | 26,800 N | — |
| T | — | 23.813 mm |
| Dynamic Rating C1 | 182,000 N | — |
| Mass (Reference) | — | 1.09 kg |
| Dynamic Rating C90 | 47,100 N | — |
| Dynamic Axial Rating Ca90 | 26,800 N | — |
| Dynamic Axial Rating Ca1 | 103,000 N | — |
| Static Radial Rating C0 | 189,000 N | — |
| Extended Dynamic Rating Ce | 0 N | — |
| Static Axial Rating C0A | 184,000 N | — |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.