Cross-brand designation analysis
COMPARE / VERIFY
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
“HM261049” 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 261049/010333.375 × 469.9 × mm | TIMKENHM261049H-902B6333.375 × 469.9 × 190.5 mm | KOYOHM261049D/010/010D337.375 × 469.9 × 342.9 mm |
|---|---|---|---|
| Comparable specifications | |||
| Brand | SKF | TIMKEN | KOYO |
| Designation | HM 261049/010 | HM261049H-902B6 | HM261049D/010/010D |
| Product family | Tapered roller bearings | TDO - Tapered Double Outer | Four-row tapered roller bearings |
| Detailed type | Single row tapered roller bearing | Tapered roller bearings | Rolling mill roll neck bearings |
| Series | — | HM261000 | — |
| Bore diameterd | 333.375 mm | 333.375 mm | 337.375 mm |
| Outside diameterD | 469.9 mm | 469.9 mm | 469.9 mm |
| WidthB | — | 190.5 mm | 342.9 mm |
| Basic dynamic load ratingC | 1428 kN | 2940 kN | 4970 kN |
| Basic static load ratingC0 | 2850 kN | 6150 kN | 11400 kN |
| Fatigue load limitPu | 232 kN | — | 1100 kN |
| Reference speednref | 850 r/min | — | — |
| Limiting speednG | 1200 r/min | — | — |
| Mass≈m | 47.2 kg | 96.02 kg | 190 kg |
| Precision class | — | ABMA Class 2 | — |
| Sealing | Without | Open | — |
| Cage | Sheet metal | Steel cage | — |
| Lubricant | None | — | — |
| Calculation Factors | |||
| K Factor | — | 1.74 | — |
| Y1 Factor | — | 2.02 | — |
| Y2 Factor | — | 3.00 | — |
| Y0 Factor | — | 1.97 | — |
| E Factor | — | 0.33 | — |
| Cg Factor | — | 0.1880 | — |
| Classification | |||
| Official Category Path | — | — | Rolling mill roll neck bearings - Four-row tapered roller bearings |
| Official Classification 1 | — | — | Rolling mill roll neck bearings / Four-row tapered roller bearings |
| Dimensions | |||
| Width, total | 90.488 mm | — | — |
| Width, inner ring | 90.488 mm | — | — |
| Width, outer ring | 71.438 mm | — | — |
| Contact angle | 12.7 ° | — | — |
| Engineering — Abutment dimensions | |||
| Diameter of shaft abutmentd a | max. 362 mm | — | — |
| Diameter of shaft abutmentd b | min. 365 mm | — | — |
| Diameter of housing abutmentD a | max. 453 mm | — | — |
| Diameter of housing abutmentD b | min. 452 mm | — | — |
| Minimum width of space required in housing on large side faceC a | min. 6 mm | — | — |
| Minimum width of space required in housing on small side faceC b | min. 19 mm | — | — |
| Radius of shaft filletr a | max. 6 mm | — | — |
| Radius of housing filletr b | max. 3.1 mm | — | — |
| Engineering — Calculation data | |||
| Limiting valuee | 0.33 | — | — |
| Calculation factorY | 1.8 | — | — |
| Calculation factorY 0 | 1 | — | — |
| Engineering — Dimensions | |||
| Bearing width, totalT | 90.488 mm | — | — |
| Shoulder diameter of inner ringd 1 | ≈ 399.401 mm | — | — |
| Width of inner ringB | 90.488 mm | — | — |
| Width of outer ringC | 71.438 mm | — | — |
| Chamfer dimension of inner ringr 1,2 | min. 6.4 mm | — | — |
| Chamfer dimension of outer ringr 3,4 | min. 3.3 mm | — | — |
| Distance side face to pressure pointa | 85 mm | — | — |
| Engineering — Engineering specifications | |||
| Dimension series | HM 261000 | — | — |
| Logistics | |||
| Product net weight | 47.2 kg | — | — |
| eClass code | 23-05-09-10 | — | — |
| UNSPSC code | 31171516 | — | — |
| Manufacturer Identity | |||
| Material Number | — | 000000000100180293 | — |
| Official Class Key | — | — | 140-020-000 |
| World Assembly Part Number | — | HM261049H_HM261010CD | — |
| Inner Ring Part Number | — | HM261049H | — |
| Outer Ring Part Number | — | HM261010CD | — |
| Drawing Number | — | E-37187 | — |
| Upc | — | 0053893823447 | — |
| Official Source System | — | CORE BP - DS DF | — |
| Official Last Run | — | 2026-08-23T20:02:47.683 | — |
| Product identity | |||
| Official product category | Tapered roller bearings | — | — |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/tapered-roller-bearings/single-row-tapered-roller-bearings | — | — |
| Structure group ID | BT1_001_101 | — | — |
| Available from SKF | Yes | — | — |
| Remanufacturable | Yes | — | — |
| Product Identity | |||
| Type Description | — | TDO - Tapered Double Outer | — |
| Construction | — | Double Row Tapered Roller Bearing Assembly | Imperial Series | 13.1250 in Bore | 18.5000 in OD | 7.5000 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class 2 | — |
| Number Of Rows | 1 | 2 | — |
| Tapered Bore | — | N | — |
| Properties | |||
| Bearing part | Complete bearing | — | — |
| Locating feature, bearing outer ring | Without | — | — |
| Bore type | Cylindrical | — | — |
| Arrangement of contact angle (double-row bearing) | Not applicable | — | — |
| Matched arrangement | No | — | — |
| Coating | Without | — | — |
| Relubrication feature | Without | — | — |
| Unit system | Inch | — | — |
| Candidate for remanufacturing | Yes | — | — |
| Indicative carbon footprint for new product | 175.0 kg CO 2 e | — | — |
| Indicative carbon footprint for remanufactured product | 58.1 kg CO 2 e | — | — |
| Technical Data | |||
| d | — | — | 469.900 mm |
| T | — | — | 342.900 mm |
| W | — | — | 342.900 mm |
| R(Min.) | — | — | 3.2 mm |
| R1(Min.) | — | — | 1.6 mm |
| Overall Width | — | 0.000 mm | — |
| Basic Load Ratings : Cr | — | — | 4970 kN |
| Radial Rating | — | 763,000 N | — |
| Basic Load Ratings : C0R | — | — | 11400 kN |
| Axial Rating | — | 251,000 N | — |
| Fatigue Load Limit : Cu | — | — | 1100 kN |
| Dynamic Rating C1 | — | 2,940,000 N | — |
| Axial Load Factors : Y2 | — | — | 2.02 mm |
| Dynamic Rating C90 | — | 763,000 N | — |
| Axial Load Factors : Y3 | — | — | 3.01 |
| Dynamic Axial Rating Ca90 | — | 251,000 N | — |
| Axial Load Factors : Y0 | — | — | 1.97 |
| Dynamic Axial Rating Ca1 | — | 969,000 N | — |
| Constant E | — | — | 0.33 |
| Static Radial Rating C0 | — | 6,150,000 N | — |
| Da(Min.) | — | — | 360 mm |
| Extended Dynamic Rating Ce | — | 0 N | — |
| Da(Max.) | — | — | 432 mm |
| Static Axial Rating C0A | — | 3,000,000 N | — |
| S(Min.) | — | — | 9 mm |
| Ra(Max.) | — | — | 3.2 mm |
| Rb(Max.) | — | — | 1.6 mm |
| Mass(Refer.) | — | — | 190 kg |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.