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 verified
“49175” across 2 loaded brands
At least two brands share the same bore, outside diameter and width. Use Custom Compare when you want to choose exact suffix variants yourself.
Technical comparison
Choose exact variants instead →Brand differences at a glance
| Parameter | TIMKEN49175 / 4936844.45 × 93.662 × 31.75 mm | KOYO49175/36844.45 × 93.662 × 31.75 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | TIMKEN | KOYO |
| Designation | 49175 / 49368 | 49175/368 |
| Product family | TS - Tapered Single | Single-row / Inch series |
| Detailed type | Tapered roller bearings | Tapered roller bearings |
| Series | 49000 | — |
| Bore diameterd | 44.45 mm | 44.45 mm |
| Outside diameterD | 93.662 mm | 93.662 mm |
| WidthB | 31.75 mm | 31.75 mm |
| Basic dynamic load ratingC | 136 kN | 131 kN |
| Basic static load ratingC0 | 156 kN | 123 kN |
| Fatigue load limitPu | — | 18.8 kN |
| Limiting speednG | — | 4400 r/min |
| Mass≈m | 0.98 kg | 1.016 kg |
| Precision class | ABMA Class 2 | — |
| Sealing | Open | — |
| Cage | Steel cage | — |
| Calculation Factors | ||
| K Factor | 1.62 | — |
| Y1 Factor | 1.67 | — |
| Y2 Factor | 0.00 | — |
| Y0 Factor | 0.92 | — |
| E Factor | 0.36 | — |
| Cg Factor | 0.0872 | — |
| 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 | 000000000100046913 | — |
| Official Class Key | — | 050-010-020 |
| World Assembly Part Number | 49175_49368 | — |
| Inner Ring Part Number | 49175 | — |
| Outer Ring Part Number | 49368 | — |
| Drawing Number | A-6218 | — |
| Upc | 0053893657783 | — |
| Official Source System | CORE BP - DS DF | — |
| Official Last Run | 2026-08-23T20:02:47.273 | — |
| Product Identity | ||
| Type Description | TS - Tapered Single | — |
| Construction | Single Row Tapered Roller Bearing Assembly | Imperial Series | 1.7500 in Bore | 3.6875 in OD | 1.2500 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class 2 | — |
| Number Of Rows | 1 | — |
| Tapered Bore | N | — |
| Technical Data | ||
| d | — | 93.662 mm |
| T | — | 31.750 mm |
| B | — | 31.750 mm |
| C | — | 25.400 mm |
| Overall Width | 35.850 mm | — |
| R(Min.) | — | 3.6 mm |
| Radial Rating | 35,200 N | — |
| R1(Min.) | — | 3.2 mm |
| Axial Rating | 21,700 N | — |
| Basic Load Ratings : Cr | — | 131 kN |
| Dynamic Rating C1 | 136,000 N | — |
| Basic Load Ratings : C0R | — | 123 kN |
| Dynamic Rating C90 | 35,200 N | — |
| Fatigue Load Limit : Cu | — | 18.8 kN |
| Dynamic Axial Rating Ca90 | 21,700 N | — |
| Limiting Speeds(Grease Lub.) | — | 4400 min-1 |
| Dynamic Axial Rating Ca1 | 83,600 N | — |
| Limiting Speeds(Oil Lub.) | — | 5900 min-1 |
| Static Radial Rating C0 | 156,000 N | — |
| Load Center Spread : A | — | 22.9 mm |
| Extended Dynamic Rating Ce | 0 N | — |
| Constant :E | — | 0.36 |
| Static Axial Rating C0A | 163,000 N | — |
| Axial Load Factors : Y1 | — | 1.67 |
| Axial Load Factors : Y0 | — | 0.92 |
| Da | — | 82.0 mm |
| Db | — | 87.0 mm |
| Ra(Max.) | — | 3.6 mm |
| Rb(Max.) | — | 3.2 mm |
| Mass(Refer.) | — | 1.016 kg |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.