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| Parameter | SKF37425/37625/VA983107.95 × 158.75 × mm | TIMKEN37425N / 37625107.95 × 158.75 × 23.02 mm | KOYO37425/625107.95 × 158.75 × 21.438 mm |
|---|---|---|---|
| Comparable specifications | |||
| Brand | SKF | TIMKEN | KOYO |
| Designation | 37425/37625/VA983 | 37425N / 37625 | 37425/625 |
| Product family | Tapered roller bearings | TS - Tapered Single | Single-row / Inch series |
| Detailed type | Special single row tapered roller bearing | Tapered roller bearings | Tapered roller bearings |
| Series | — | 37000 | — |
| Bore diameterd | 107.95 mm | 107.95 mm | 107.95 mm |
| Outside diameterD | 158.75 mm | 158.75 mm | 158.75 mm |
| WidthB | — | 23.02 mm | 21.438 mm |
| Basic dynamic load ratingC | 101 kN | 137 kN | 130 kN |
| Basic static load ratingC0 | 150 kN | 179 kN | 169 kN |
| Fatigue load limitPu | — | — | 23.9 kN |
| Reference speednref | 2800 r/min | — | — |
| Limiting speednG | 3800 r/min | — | 2200 r/min |
| Mass≈m | 1.36 kg | 1.38 kg | 1.377 kg |
| Sealing | Without | — | — |
| Cage | Sheet metal | — | — |
| Lubricant | None | — | — |
| Calculation Factors | |||
| K Factor | — | 0.96 | — |
| Y1 Factor | — | 0.99 | — |
| Y2 Factor | — | -1.00 | — |
| Y0 Factor | — | 0.54 | — |
| E Factor | — | 0.61 | — |
| Cg Factor | — | 0.1443 | — |
| Classification | |||
| Official Category Path | — | — | Tapered roller bearings - Single-row - Inch series |
| Official Classification 1 | — | — | Tapered roller bearings / Single-row / Inch series |
| Dimensions | |||
| Width, total | 23.02 mm | — | — |
| Width, inner ring | 21.438 mm | — | — |
| Width, outer ring | 15.875 mm | — | — |
| Contact angle | 22.0 ° | — | — |
| Logistics | |||
| Product net weight | 1.36 kg | — | — |
| eClass code | 23-05-09-10 | — | — |
| UNSPSC code | 31171516 | — | — |
| Manufacturer Identity | |||
| Material Number | — | 100005410100032448 | — |
| Official Class Key | — | — | 050-010-020 |
| World Assembly Part Number | — | 37425N / 37625 | — |
| Inner Ring Part Number | — | 37425N | — |
| Outer Ring Part Number | — | 37625 | — |
| Official Source System | — | TS_PREPAIR | — |
| Official Last Run | — | 2026-08-23T00:00:00 | — |
| 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 | — |
| 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 | Inch | — | — |
| Indicative carbon footprint for new product | 5.0 kg CO 2 e | — | — |
| Technical Data | |||
| d | — | — | 158.750 mm |
| Overall Width | — | 25.238 mm | — |
| T | — | — | 23.020 mm |
| Radial Rating | — | 35,400 N | — |
| B | — | — | 21.438 mm |
| Axial Rating | — | 36,700 N | — |
| C | — | — | 15.875 mm |
| Dynamic Rating C1 | — | 137,000 N | — |
| R(Min.) | — | — | 3.6 mm |
| Dynamic Rating C90 | — | 35,400 N | — |
| R1(Min.) | — | — | 3.2 mm |
| Dynamic Axial Rating Ca90 | — | 36,700 N | — |
| Basic Load Ratings : Cr | — | — | 130 kN |
| Dynamic Axial Rating Ca1 | — | 142,000 N | — |
| Basic Load Ratings : C0R | — | — | 169 kN |
| Static Radial Rating C0 | — | 179,000 N | — |
| Fatigue Load Limit : Cu | — | — | 23.9 kN |
| Extended Dynamic Rating Ce | — | 0 N | — |
| Limiting Speeds(Grease Lub.) | — | — | 2200 min-1 |
| Static Axial Rating C0A | — | 315,000 N | — |
| Limiting Speeds(Oil Lub.) | — | — | 3000 min-1 |
| Load Center Spread : A | — | — | 36.5 mm |
| Constant :E | — | — | 0.61 |
| Axial Load Factors : Y1 | — | — | 0.99 |
| Axial Load Factors : Y0 | — | — | 0.54 |
| Da | — | — | 141.0 mm |
| Db | — | — | 148.0 mm |
| Ra(Max.) | — | — | 3.6 mm |
| Rb(Max.) | — | — | 3.2 mm |
| Mass(Refer.) | — | — | 1.377 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.