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| Parameter | SKFJM 718149 A/11090 × 145 × mm | TIMKENJM718149 / JM71811090 × 145 × 35 mm | KOYOJM718149/1090 × 145 × 34 mm |
|---|---|---|---|
| Comparable specifications | |||
| Brand | SKF | TIMKEN | KOYO |
| Designation | JM 718149 A/110 | JM718149 / JM718110 | JM718149/10 |
| Product family | Tapered roller bearings | TS - Tapered Single | Single-row / Inch series |
| Detailed type | Single row tapered roller bearing | Tapered roller bearings | Tapered roller bearings |
| Series | — | M718100 | — |
| Bore diameterd | 90 mm | 90 mm | 90 mm |
| Outside diameterD | 145 mm | 145 mm | 145 mm |
| WidthB | — | 35 mm | 34 mm |
| Basic dynamic load ratingC | 246 kN | 222 kN | 244 kN |
| Basic static load ratingC0 | 305 kN | 313 kN | 291 kN |
| Fatigue load limitPu | 33.5 kN | — | 43.5 kN |
| Reference speednref | 3600 r/min | — | — |
| Limiting speednG | 4300 r/min | — | 2500 r/min |
| Mass≈m | 2.16 kg | 2.14 kg | 2.122 kg |
| Precision class | — | ABMA Class N | — |
| Sealing | Without | Open | — |
| Cage | Sheet metal | Steel cage | — |
| Lubricant | None | — | — |
| Calculation Factors | |||
| K Factor | — | 1.31 | — |
| Y1 Factor | — | 1.35 | — |
| Y2 Factor | — | 0.00 | — |
| Y0 Factor | — | 0.74 | — |
| E Factor | — | 0.44 | — |
| Cg Factor | — | 0.0946 | — |
| Classification | |||
| Official Category Path | — | — | Tapered roller bearings - Single-row - Inch series |
| Official Classification 1 | — | — | Tapered roller bearings / Single-row / Inch series |
| Dimensions | |||
| Width, total | 35.0 mm | — | — |
| Width, inner ring | 34.0 mm | — | — |
| Width, outer ring | 27.0 mm | — | — |
| Contact angle | 16.5 ° | — | — |
| Engineering — Abutment dimensions | |||
| Diameter of shaft abutmentd a | max. 100 mm | — | — |
| Diameter of shaft abutmentd b | min. 109 mm | — | — |
| Diameter of housing abutmentD a | max. 134 mm | — | — |
| Diameter of housing abutmentD b | min. 139 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. 8 mm | — | — |
| Radius of shaft filletr a | max. 6 mm | — | — |
| Radius of housing filletr b | max. 2.5 mm | — | — |
| Engineering — Calculation data | |||
| SKF performance class | SKF Explorer | — | — |
| Limiting valuee | 0.44 | — | — |
| Calculation factorY | 1.4 | — | — |
| Calculation factorY 0 | 0.8 | — | — |
| Engineering — Dimensions | |||
| Bearing width, totalT | 35 mm | — | — |
| Shoulder diameter of inner ringd 1 | ≈ 117.18 mm | — | — |
| Width of inner ringB | 34 mm | — | — |
| Width of outer ringC | 27 mm | — | — |
| Chamfer dimension of inner ringr 1,2 | min. 6 mm | — | — |
| Chamfer dimension of outer ringr 3,4 | min. 2.5 mm | — | — |
| Distance side face to pressure pointa | 32.691 mm | — | — |
| Engineering — Engineering specifications | |||
| Dimension series | M 718100 | — | — |
| Logistics | |||
| Product net weight | 2.16 kg | — | — |
| eClass code | 23-05-09-10 | — | — |
| UNSPSC code | 31171516 | — | — |
| Manufacturer Identity | |||
| Material Number | — | 000000000100115689 | — |
| Official Class Key | — | — | 050-010-020 |
| World Assembly Part Number | — | JM718149_JM718110 | — |
| Inner Ring Part Number | — | JM718149 | — |
| Outer Ring Part Number | — | JM718110 | — |
| Drawing Number | — | B-72903 | — |
| Upc | — | 0053893662411 | — |
| Official Source System | — | CORE BP - DS DF | — |
| Official Last Run | — | 2026-08-23T20:02:47.383 | — |
| 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 | No | — | — |
| Product Identity | |||
| Type Description | — | TS - Tapered Single | — |
| Construction | — | Single Row Tapered Roller Bearing Assembly | Imperial Series | 3.5433 in Bore | 5.7087 in OD | 1.3780 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class N | — |
| Number Of Rows | 1 | 1 | — |
| 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 | Metric | — | — |
| Indicative carbon footprint for new product | 8.0 kg CO 2 e | — | — |
| Technical Data | |||
| d | — | — | 145.000 mm |
| T | — | — | 35.000 mm |
| B | — | — | 34.000 mm |
| C | — | — | 27.000 mm |
| Overall Width | — | 40.100 mm | — |
| R(Min.) | — | — | 3.0 mm |
| Radial Rating | — | 57,700 N | — |
| R1(Min.) | — | — | 2.5 mm |
| Axial Rating | — | 43,900 N | — |
| Basic Load Ratings : Cr | — | — | 244 kN |
| Dynamic Rating C1 | — | 222,000 N | — |
| Basic Load Ratings : C0R | — | — | 291 kN |
| Dynamic Rating C90 | — | 57,700 N | — |
| Fatigue Load Limit : Cu | — | — | 43.5 kN |
| Dynamic Axial Rating Ca90 | — | 43,900 N | — |
| Limiting Speeds(Grease Lub.) | — | — | 2500 min-1 |
| Dynamic Axial Rating Ca1 | — | 169,000 N | — |
| Limiting Speeds(Oil Lub.) | — | — | 3400 min-1 |
| Static Radial Rating C0 | — | 313,000 N | — |
| Load Center Spread : A | — | — | 32.7 mm |
| Extended Dynamic Rating Ce | — | 0 N | — |
| Constant :E | — | — | 0.44 |
| Static Axial Rating C0A | — | 406,000 N | — |
| Axial Load Factors : Y1 | — | — | 1.35 |
| Axial Load Factors : Y0 | — | — | 0.74 |
| Da | — | — | 131.0 mm |
| Db | — | — | 139.0 mm |
| Ra(Max.) | — | — | 3.0 mm |
| Rb(Max.) | — | — | 2.5 mm |
| Mass(Refer.) | — | — | 2.122 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.