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.
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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
“42687” 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 | SKF42687/4262076.2 × 127 × mm | TIMKEN42687-9930276.2 × 130 × 13.495 mm | KOYO42687/2076.2 × 127 × 31 mm |
|---|---|---|---|
| Comparable specifications | |||
| Brand | SKF | TIMKEN | KOYO |
| Designation | 42687/42620 | 42687-99302 | 42687/20 |
| Product family | Tapered roller bearings | TSF - Tapered Single Flanged | Single-row / Inch series |
| Detailed type | Single row tapered roller bearing | Tapered roller bearings | Tapered roller bearings |
| Series | — | 42600 | — |
| Bore diameterd | 76.2 mm | 76.2 mm | 76.2 mm |
| Outside diameterD | 127 mm | 130 mm | 127 mm |
| WidthB | — | 13.495 mm | 31 mm |
| Basic dynamic load ratingC | 171 kN | 161 kN | 179 kN |
| Basic static load ratingC0 | 204 kN | 222 kN | 225 kN |
| Fatigue load limitPu | 24 kN | — | 32.3 kN |
| Reference speednref | 4000 r/min | — | — |
| Limiting speednG | 5000 r/min | — | 2400 r/min |
| Mass≈m | 1.58 kg | 1.59 kg | 1.484 kg |
| Precision class | — | ABMA Class 3 | — |
| Sealing | Without | Open | — |
| Cage | Sheet metal | Steel cage | — |
| Lubricant | None | — | — |
| Calculation Factors | |||
| K Factor | — | 1.39 | — |
| Y1 Factor | — | 1.43 | — |
| Y2 Factor | — | 0.00 | — |
| Y0 Factor | — | 0.79 | — |
| E Factor | — | 0.42 | — |
| Cg Factor | — | 0.1197 | — |
| Classification | |||
| Official Category Path | — | — | Tapered roller bearings - Single-row - Inch series |
| Official Classification 1 | — | — | Tapered roller bearings / Single-row / Inch series |
| Dimensions | |||
| Width, total | 31.0 mm | — | — |
| Width, inner ring | 31.0 mm | — | — |
| Width, outer ring | 22.225 mm | — | — |
| Contact angle | 15.6 ° | — | — |
| Engineering — Abutment dimensions | |||
| Diameter of shaft abutmentd a | max. 88 mm | — | — |
| Diameter of shaft abutmentd b | min. 90 mm | — | — |
| Diameter of housing abutmentD a | max. 114.5 mm | — | — |
| Diameter of housing abutmentD b | min. 120 mm | — | — |
| Minimum width of space required in housing on large side faceC a | min. 5 mm | — | — |
| Minimum width of space required in housing on small side faceC b | min. 7.5 mm | — | — |
| Radius of shaft filletr a | max. 3.5 mm | — | — |
| Radius of housing filletr b | max. 3.3 mm | — | — |
| Engineering — Calculation data | |||
| SKF performance class | SKF Explorer | — | — |
| Limiting valuee | 0.43 | — | — |
| Calculation factorY | 1.4 | — | — |
| Calculation factorY 0 | 0.8 | — | — |
| Engineering — Dimensions | |||
| Bearing width, totalT | 30.162 mm | — | — |
| Shoulder diameter of inner ringd 1 | ≈ 101.2 mm | — | — |
| Width of inner ringB | 31 mm | — | — |
| Width of outer ringC | 22.225 mm | — | — |
| Chamfer dimension of inner ringr 1,2 | min. 3.5 mm | — | — |
| Chamfer dimension of outer ringr 3,4 | min. 3.3 mm | — | — |
| Distance side face to pressure pointa | 26.811 mm | — | — |
| Engineering — Engineering specifications | |||
| Dimension series | 42600 | — | — |
| Logistics | |||
| Product net weight | 1.58 kg | — | — |
| eClass code | 23-05-09-10 | — | — |
| UNSPSC code | 31171516 | — | — |
| Manufacturer Identity | |||
| Material Number | — | 000000000100126480 | — |
| Official Class Key | — | — | 050-010-020 |
| World Assembly Part Number | — | 42687_42623-B | — |
| Inner Ring Part Number | — | 42687 | — |
| Outer Ring Part Number | — | 42623-B | — |
| Drawing Number | — | A-16973 | — |
| Official Source System | — | CORE BP - DS DF | — |
| Official Last Run | — | 2026-08-23T20:02:47.503 | — |
| 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 | — | TSF - Tapered Single Flanged | — |
| Construction | — | Precision Tapered Roller Bearing Assembly | Imperial Series | 3.0000 in Bore | 5.1181 in OD | 1.1875 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class 3 | — |
| 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 | 5.9 kg CO 2 e | — | — |
| Technical Data | |||
| d | — | — | 127.000 mm |
| T | — | — | 30.162 mm |
| B | — | — | 31.000 mm |
| Overall Width | — | 32.500 mm | — |
| C | — | — | 22.225 mm |
| Radial Rating | — | 41,800 N | — |
| R(Min.) | — | — | 3.6 mm |
| Axial Rating | — | 29,900 N | — |
| R1(Min.) | — | — | 3.2 mm |
| Dynamic Rating C1 | — | 161,000 N | — |
| Basic Load Ratings : Cr | — | — | 179 kN |
| Dynamic Rating C90 | — | 41,800 N | — |
| Basic Load Ratings : C0R | — | — | 225 kN |
| Dynamic Axial Rating Ca90 | — | 29,900 N | — |
| Fatigue Load Limit : Cu | — | — | 32.3 kN |
| Dynamic Axial Rating Ca1 | — | 116,000 N | — |
| Limiting Speeds(Grease Lub.) | — | — | 2400 min-1 |
| Static Radial Rating C0 | — | 222,000 N | — |
| Limiting Speeds(Oil Lub.) | — | — | 3200 min-1 |
| Extended Dynamic Rating Ce | — | 0 N | — |
| Load Center Spread : A | — | — | 27.1 mm |
| Static Axial Rating C0A | — | 271,000 N | — |
| Constant :E | — | — | 0.42 |
| Axial Load Factors : Y1 | — | — | 1.43 |
| Axial Load Factors : Y0 | — | — | 0.79 |
| Da | — | — | 114.0 mm |
| Db | — | — | 121.0 mm |
| Ra(Max.) | — | — | 3.6 mm |
| Rb(Max.) | — | — | 3.2 mm |
| Mass(Refer.) | — | — | 1.484 kg |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.