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| Parameter | TIMKENJLM813049 / JLM81301070 × 110 × 26 mm | KOYOJLM813049/1070 × 110 × 25 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | TIMKEN | KOYO |
| Designation | JLM813049 / JLM813010 | JLM813049/10 |
| Product family | TS - Tapered Single | Single-row / Inch series |
| Detailed type | Tapered roller bearings | Tapered roller bearings |
| Series | LM813000 | — |
| Bore diameterd | 70 mm | 70 mm |
| Outside diameterD | 110 mm | 110 mm |
| WidthB | 26 mm | 25 mm |
| Basic dynamic load ratingC | 115 kN | 129 kN |
| Basic static load ratingC0 | 168 kN | 158 kN |
| Fatigue load limitPu | — | 23.9 kN |
| Limiting speednG | — | 3300 r/min |
| Mass≈m | 0.88 kg | 0.89 kg |
| Precision class | ABMA Class N | — |
| Sealing | Open | — |
| Cage | Steel cage | — |
| Calculation Factors | ||
| K Factor | 1.20 | — |
| Y1 Factor | 1.23 | — |
| Y2 Factor | 0.00 | — |
| Y0 Factor | 0.68 | — |
| E Factor | 0.49 | — |
| Cg Factor | 0.1151 | — |
| Classification | ||
| Official Category Path | — | Tapered roller bearings - Single-row - Inch series |
| Official Classification 1 | — | Tapered roller bearings / Single-row / Inch series |
| Manufacturer Identity | ||
| Material Number | 000000000100099454 | — |
| Official Class Key | — | 050-010-020 |
| World Assembly Part Number | JLM813049_JLM813010 | — |
| Inner Ring Part Number | JLM813049 | — |
| Outer Ring Part Number | JLM813010 | — |
| Drawing Number | A-35569 | — |
| Upc | 0053893663036 | — |
| Official Source System | CORE BP - DS DF | — |
| Official Last Run | 2026-08-23T20:02:47.157 | — |
| Product Identity | ||
| Type Description | TS - Tapered Single | — |
| Construction | Single Row Tapered Roller Bearing Assembly | Imperial Series | 2.7559 in Bore | 4.3307 in OD | 1.0236 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class N | — |
| Number Of Rows | 1 | — |
| Tapered Bore | N | — |
| Technical Data | ||
| d | — | 110.000 mm |
| T | — | 26.000 mm |
| B | — | 25.000 mm |
| C | — | 20.500 mm |
| Overall Width | 29.600 mm | — |
| R(Min.) | — | 1.0 mm |
| Radial Rating | 29,700 N | — |
| R1(Min.) | — | 2.5 mm |
| Axial Rating | 24,800 N | — |
| Basic Load Ratings : Cr | — | 129 kN |
| Dynamic Rating C1 | 115,000 N | — |
| Basic Load Ratings : C0R | — | 158 kN |
| Dynamic Rating C90 | 29,700 N | — |
| Fatigue Load Limit : Cu | — | 23.9 kN |
| Dynamic Axial Rating Ca90 | 24,800 N | — |
| Limiting Speeds(Grease Lub.) | — | 3300 min-1 |
| Dynamic Axial Rating Ca1 | 95,600 N | — |
| Limiting Speeds(Oil Lub.) | — | 4400 min-1 |
| Static Radial Rating C0 | 168,000 N | — |
| Load Center Spread : A | — | 26.1 mm |
| Extended Dynamic Rating Ce | 0 N | — |
| Constant :E | — | 0.49 |
| Static Axial Rating C0A | 239,000 N | — |
| Axial Load Factors : Y1 | — | 1.23 |
| Axial Load Factors : Y0 | — | 0.68 |
| Da | — | 98.0 mm |
| Db | — | 105.0 mm |
| Ra(Max.) | — | 1.0 mm |
| Rb(Max.) | — | 2.5 mm |
| Mass(Refer.) | — | 0.89 kg |
Independent reference comparison based on the manufacturer data currently loaded. Always verify current limits, tolerances and suffix definitions with the official source before engineering selection.