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
“LM102949” 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 | SKFLM 102949/Q45.242 × × mm | TIMKENLM102949 / LM10291045.242 × 73.431 × 19.558 mm | KOYOLM102949/1045.242 × 73.431 × 19.812 mm |
|---|---|---|---|
| Comparable specifications | |||
| Brand | SKF | TIMKEN | KOYO |
| Designation | LM 102949/Q | LM102949 / LM102910 | LM102949/10 |
| 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 | — | LM102900 | — |
| Bore diameterd | 45.242 mm | 45.242 mm | 45.242 mm |
| Outside diameterD | — | 73.431 mm | 73.431 mm |
| WidthB | — | 19.558 mm | 19.812 mm |
| Basic dynamic load ratingC | 53.9 kN | 72.9 kN | 70 kN |
| Basic static load ratingC0 | 75 kN | 81.8 kN | 78.1 kN |
| Fatigue load limitPu | — | — | 11.4 kN |
| Limiting speednG | — | — | 5100 r/min |
| Mass≈m | 0.204 kg | 0.31 kg | 0.309 kg |
| Precision class | — | ABMA Class 2 | — |
| Sealing | Without | Open | — |
| Cage | Sheet metal | Steel cage | — |
| Lubricant | None | — | — |
| Calculation Factors | |||
| K Factor | — | 1.91 | — |
| Y1 Factor | — | 1.97 | — |
| Y2 Factor | — | 0.00 | — |
| Y0 Factor | — | 1.08 | — |
| E Factor | — | 0.31 | — |
| Cg Factor | — | 0.0744 | — |
| Classification | |||
| Official Category Path | — | — | Tapered roller bearings - Single-row - Inch series |
| Official Classification 1 | — | — | Tapered roller bearings / Single-row / Inch series |
| Dimensions | |||
| Width, total | 19.812 mm | — | — |
| Width, inner ring | 19.812 mm | — | — |
| Logistics | |||
| Product net weight | 0.204 kg | — | — |
| eClass code | 23-05-09-10 | — | — |
| UNSPSC code | 31171516 | — | — |
| Manufacturer Identity | |||
| Material Number | — | 000000000100095598 | — |
| Official Class Key | — | — | 050-010-020 |
| World Assembly Part Number | — | LM102949_LM102910 | — |
| Inner Ring Part Number | — | LM102949 | — |
| Outer Ring Part Number | — | LM102910 | — |
| Drawing Number | — | A-36241 | — |
| Upc | — | 0053893409177 | — |
| Official Source System | — | CORE BP - DS DF | — |
| Official Last Run | — | 2026-08-23T20:02:47.157 | — |
| 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 | 1.7812 in Bore | 2.8910 in OD | 0.7700 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 | — | — |
| 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 | 0.76 kg CO 2 e | — | — |
| Technical Data | |||
| d | — | — | 73.431 mm |
| T | — | — | 19.558 mm |
| B | — | — | 19.812 mm |
| C | — | — | 15.748 mm |
| Overall Width | — | 21.912 mm | — |
| R(Min.) | — | — | 3.6 mm |
| Radial Rating | — | 18,900 N | — |
| R1(Min.) | — | — | 0.8 mm |
| Axial Rating | — | 9,870 N | — |
| Basic Load Ratings : Cr | — | — | 70.0 kN |
| Dynamic Rating C1 | — | 72,900 N | — |
| Basic Load Ratings : C0R | — | — | 78.1 kN |
| Dynamic Rating C90 | — | 18,900 N | — |
| Fatigue Load Limit : Cu | — | — | 11.4 kN |
| Dynamic Axial Rating Ca90 | — | 9,870 N | — |
| Limiting Speeds(Grease Lub.) | — | — | 5100 min-1 |
| Dynamic Axial Rating Ca1 | — | 38,100 N | — |
| Limiting Speeds(Oil Lub.) | — | — | 6700 min-1 |
| Static Radial Rating C0 | — | 81,800 N | — |
| Load Center Spread : A | — | — | 14.7 mm |
| Extended Dynamic Rating Ce | — | 0 N | — |
| Constant :E | — | — | 0.31 |
| Static Axial Rating C0A | — | 72,700 N | — |
| Axial Load Factors : Y1 | — | — | 1.97 |
| Axial Load Factors : Y0 | — | — | 1.08 |
| Da | — | — | 68.0 mm |
| Db | — | — | 70.0 mm |
| Ra(Max.) | — | — | 3.6 mm |
| Rb(Max.) | — | — | 0.8 mm |
| Mass(Refer.) | — | — | 0.309 kg |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.