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 39590-21. This table explores the base group 39590; 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.
“39590” across 3 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 | SKF39590/Q66.675 × × mm | TIMKEN39590A / 3952166.65 × 112.712 × 30.162 mm | KOYO39590/2066.675 × 112.712 × 30.162 mm |
|---|---|---|---|
| Comparable specifications | |||
| Brand | SKF | TIMKEN | KOYO |
| Designation | 39590/Q | 39590A / 39521 | 39590/20 |
| Product family | Tapered roller bearings | TS - Tapered Single | Single-row / Inch series |
| Detailed type | Single row tapered roller bearing, cone | Tapered roller bearings | Tapered roller bearings |
| Series | — | 39500 | — |
| Bore diameterd | 66.675 mm | 66.65 mm | 66.675 mm |
| Outside diameterD | — | 112.712 mm | 112.712 mm |
| WidthB | — | 30.162 mm | 30.162 mm |
| Basic dynamic load ratingC | 142 kN | 167 kN | 184 kN |
| Basic static load ratingC0 | 204 kN | 224 kN | 207 kN |
| Fatigue load limitPu | — | — | 32.1 kN |
| Limiting speednG | — | — | 3300 r/min |
| Mass≈m | 0.81 kg | 1.15 kg | 1.187 kg |
| Sealing | Without | — | — |
| Cage | Sheet metal | — | — |
| Lubricant | None | — | — |
| Calculation Factors | |||
| K Factor | — | 1.72 | — |
| Y1 Factor | — | 1.77 | — |
| Y2 Factor | — | -1.00 | — |
| Y0 Factor | — | 0.97 | — |
| E Factor | — | 0.34 | — |
| Cg Factor | — | 0.1074 | — |
| Classification | |||
| Official Category Path | — | — | Tapered roller bearings - Single-row - Inch series |
| Official Classification 1 | — | — | Tapered roller bearings / Single-row / Inch series |
| Dimensions | |||
| Width, total | 30.162 mm | — | — |
| Width, inner ring | 30.162 mm | — | — |
| Logistics | |||
| Product net weight | 0.81 kg | — | — |
| eClass code | 23-05-09-10 | — | — |
| UNSPSC code | 31171516 | — | — |
| Manufacturer Identity | |||
| Material Number | — | 100006770100084265 | — |
| Official Class Key | — | — | 050-010-020 |
| World Assembly Part Number | — | 39590A / 39521 | — |
| Inner Ring Part Number | — | 39590A | — |
| Outer Ring Part Number | — | 39521 | — |
| Official Source System | — | TS_PREPAIR | — |
| Official Last Run | — | 2026-08-23T00:00:00 | — |
| Product identity | |||
| Official product category | Tapered roller bearings | — | — |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/tapered-roller-bearings/single-row-tapered-roller-bearings | — | — |
| Available from SKF | Yes | — | — |
| Remanufacturable | No | — | — |
| Product Identity | |||
| Type Description | — | TS - Tapered Single | — |
| Number Of Rows | — | 1 | — |
| Tapered Bore | — | N | — |
| Properties | |||
| Bearing part | Inner ring, cage and roller assembly (cone assembly) | — | — |
| Bore type | Cylindrical | — | — |
| Arrangement of contact angle (double-row bearing) | Not applicable | — | — |
| Matched arrangement | No | — | — |
| Coating | Without | — | — |
| Relubrication feature | Without | — | — |
| Unit system | Inch | — | — |
| Indicative carbon footprint for new product | 3.0 kg CO 2 e | — | — |
| Technical Data | |||
| d | — | — | 112.712 mm |
| Overall Width | — | 33.462 mm | — |
| T | — | — | 30.162 mm |
| Radial Rating | — | 43,300 N | — |
| B | — | — | 30.162 mm |
| Axial Rating | — | 25,100 N | — |
| C | — | — | 23.812 mm |
| Dynamic Rating C1 | — | 167,000 N | — |
| R(Min.) | — | — | 3.6 mm |
| Dynamic Rating C90 | — | 43,300 N | — |
| R1(Min.) | — | — | 3.2 mm |
| Dynamic Axial Rating Ca90 | — | 25,100 N | — |
| Basic Load Ratings : Cr | — | — | 184 kN |
| Dynamic Axial Rating Ca1 | — | 97,000 N | — |
| Basic Load Ratings : C0R | — | — | 207 kN |
| Static Radial Rating C0 | — | 224,000 N | — |
| Fatigue Load Limit : Cu | — | — | 32.1 kN |
| Extended Dynamic Rating Ce | — | 0 N | — |
| Limiting Speeds(Grease Lub.) | — | — | 3300 min-1 |
| Static Axial Rating C0A | — | 221,000 N | — |
| Limiting Speeds(Oil Lub.) | — | — | 4500 min-1 |
| Load Center Spread : A | — | — | 23.3 mm |
| Constant :E | — | — | 0.34 |
| Axial Load Factors : Y1 | — | — | 1.77 |
| Axial Load Factors : Y0 | — | — | 0.97 |
| Da | — | — | 101.0 mm |
| Db | — | — | 107.0 mm |
| Ra(Max.) | — | — | 3.6 mm |
| Rb(Max.) | — | — | 3.2 mm |
| Mass(Refer.) | — | — | 1.187 kg |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.