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.
Automatic candidate selection
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
“HM212049” 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.
Technical comparison
Choose exact variants instead →Brand differences at a glance
| Parameter | SKFHM 212049/VA98366.675 × × mm | TIMKENHM212049 / HM21201066.675 × 122.238 × 38.1 mm | KOYOHM212049/1066.675 × 122.238 × 38.354 mm |
|---|---|---|---|
| Comparable specifications | |||
| Brand | SKF | TIMKEN | KOYO |
| Designation | HM 212049/VA983 | HM212049 / HM212010 | HM212049/10 |
| Product family | Tapered roller bearings | TS - Tapered Single | Single-row / Inch series |
| Detailed type | Special single row tapered roller bearing, cone | Tapered roller bearings | Tapered roller bearings |
| Series | — | HM212000 | — |
| Bore diameterd | 66.675 mm | 66.675 mm | 66.675 mm |
| Outside diameterD | — | 122.238 mm | 122.238 mm |
| WidthB | — | 38.1 mm | 38.354 mm |
| Basic dynamic load ratingC | 198 kN | 267 kN | 238 kN |
| Basic static load ratingC0 | 240 kN | 279 kN | 249 kN |
| Fatigue load limitPu | — | — | 39.1 kN |
| Limiting speednG | — | — | 3200 r/min |
| Mass≈m | 1.25 kg | 1.84 kg | 1.856 kg |
| Precision class | — | ABMA Class 2 | — |
| Sealing | Without | Open | — |
| Cage | Sheet metal | Steel cage | — |
| Lubricant | None | — | — |
| Calculation Factors | |||
| K Factor | — | 1.73 | — |
| Y1 Factor | — | 1.78 | — |
| Y2 Factor | — | 0.00 | — |
| Y0 Factor | — | 0.98 | — |
| E Factor | — | 0.34 | — |
| Cg Factor | — | 0.0759 | — |
| Classification | |||
| Official Category Path | — | — | Tapered roller bearings - Single-row - Inch series |
| Official Classification 1 | — | — | Tapered roller bearings / Single-row / Inch series |
| Dimensions | |||
| Width, total | 38.354 mm | — | — |
| Width, inner ring | 38.354 mm | — | — |
| Logistics | |||
| Product net weight | 1.25 kg | — | — |
| eClass code | 23-05-09-10 | — | — |
| UNSPSC code | 31171516 | — | — |
| Manufacturer Identity | |||
| Material Number | — | 000000000100194422 | — |
| Official Class Key | — | — | 050-010-020 |
| World Assembly Part Number | — | HM212049_HM212010 | — |
| Inner Ring Part Number | — | HM212049 | — |
| Outer Ring Part Number | — | HM212010 | — |
| Drawing Number | — | A-24693 | — |
| Upc | — | 0053893660004 | — |
| Official Source System | — | CORE BP - DS DF | — |
| Official Last Run | — | 2026-08-23T20:02:47.08 | — |
| 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 | — |
| Construction | — | Single Row Tapered Roller Bearing Assembly | Imperial Series | 2.6250 in Bore | 4.8125 in OD | 1.5000 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class 2 | — |
| Number Of Rows | — | 1 | — |
| Tapered Bore | — | N | — |
| Properties | |||
| Bearing part | Inner ring, cage and roller assembly (cone assembly) | — | — |
| Bore type | Cylindrical | — | — |
| Coating | Without | — | — |
| Relubrication feature | Without | — | — |
| Indicative carbon footprint for new product | 4.6 kg CO 2 e | — | — |
| Technical Data | |||
| d | — | — | 122.238 mm |
| T | — | — | 38.100 mm |
| B | — | — | 38.354 mm |
| C | — | — | 29.718 mm |
| Overall Width | — | 43.954 mm | — |
| R(Min.) | — | — | 3.6 mm |
| Radial Rating | — | 69,200 N | — |
| R1(Min.) | — | — | 1.6 mm |
| Axial Rating | — | 40,000 N | — |
| Basic Load Ratings : Cr | — | — | 238 kN |
| Dynamic Rating C1 | — | 267,000 N | — |
| Basic Load Ratings : C0R | — | — | 249 kN |
| Dynamic Rating C90 | — | 69,200 N | — |
| Fatigue Load Limit : Cu | — | — | 39.1 kN |
| Dynamic Axial Rating Ca90 | — | 40,000 N | — |
| Limiting Speeds(Grease Lub.) | — | — | 3200 min-1 |
| Dynamic Axial Rating Ca1 | — | 154,000 N | — |
| Limiting Speeds(Oil Lub.) | — | — | 4300 min-1 |
| Static Radial Rating C0 | — | 279,000 N | — |
| Load Center Spread : A | — | — | 27.3 mm |
| Extended Dynamic Rating Ce | — | 0 N | — |
| Constant :E | — | — | 0.34 |
| Static Axial Rating C0A | — | 274,000 N | — |
| Axial Load Factors : Y1 | — | — | 1.78 |
| Axial Load Factors : Y0 | — | — | 0.98 |
| Da | — | — | 110.0 mm |
| Db | — | — | 116.0 mm |
| Ra(Max.) | — | — | 3.6 mm |
| Rb(Max.) | — | — | 1.6 mm |
| Mass(Refer.) | — | — | 1.856 kg |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.