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| Parameter | FAG6268-M340 × 620 × 92 mm | KOYO6268340 × 620 × 92 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | FAG | KOYO |
| Designation | 6268-M | 6268 |
| Product family | — | Single-row / Open type |
| Detailed type | Deep groove ball bearings | Deep groove ball bearings |
| Series | 6268 | — |
| Bore diameterd | 340 mm | 340 mm |
| Outside diameterD | 620 mm | 620 mm |
| WidthB | 92 mm | 92 mm |
| Basic dynamic load ratingC | 550 kN | 639 kN |
| Basic static load ratingC0 | 890 kN | 817 kN |
| Fatigue load limitPu | 27 kN | 27.7 kN |
| Reference speednref | 1270 r/min | — |
| Limiting speednG | 1790 r/min | 760 r/min |
| Mass≈m | 118 kg | 131 kg |
| Precision class | PN — Normal (ISO 492:2023) | — |
| Internal clearance | CN (Group N) — Normal internal clearance | — |
| Sealing | Without — Not sealed | Open |
| Cage | M — Solid brass cage, rolling element guided | — |
| Lubricant | Without — Bearing not greased | — |
| Minimum operating temperatureTmin | -30 °C | — |
| Maximum operating temperatureTmax | 200 °C | — |
| Calculation factors | ||
| Calculation factorf0 | 15.4 | — |
| Capabilities & suitability | ||
| Radial load capacity | Yes | — |
| Axial load capacity in one direction | Yes | — |
| Axial load capacity in both directions | Yes | — |
| Suitable for grease lubrication | Yes | — |
| Suitable for oil lubrication | Yes | — |
| Unsealed design | Yes | — |
| Largebearing | Yes | — |
| Classification | ||
| Official Category Path | — | Deep groove ball bearings - Single-row - Open type |
| Official Classification 1 | — | Deep groove ball bearings / Single-row / Open type |
| Dimensions | ||
| Minimum chamfer dimensionrmin | 5 mm | — |
| Minimum chamfer dimensionrmin | 0.197 in | — |
| Shoulder diameter outer ringD1 | 529.95 mm | — |
| Shoulder diameter outer ringD1 | 20.864 in | — |
| Shoulder diameter inner ringd1 | 446.5 mm | — |
| Shoulder diameter inner ringd1 | 17.579 in | — |
| Main Dimensions & Performance Data | ||
| Basic dynamic load rating, radialCr | 550,000 N | — |
| Basic dynamic load rating, radialCr | 123,651.079 lbf | — |
| Basic static load rating, radialC0r | 890,000 N | — |
| Basic static load rating, radialC0r | 200,089.928 lbf | — |
| Fatigue load limit, radialCur | 27,000 N | — |
| Fatigue load limit, radialCur | 6,070.144 lbf | — |
| Manufacturer Identity | ||
| Schaeffler Product Code | 1794410 | — |
| Official Class Key | — | 010-010-010 |
| Base Type | 6268 | — |
| Product Line Id | 14 | — |
| Base product | 2305080101 | — |
| Bearing X designation | 6268-M | — |
| Mounting Manager ID | 6268-M | — |
| Grease application ID | 6268-M | — |
| Mounting dimensions | ||
| Minimum diameter shaft shoulderda min | 366 mm | — |
| Minimum diameter shaft shoulderda min | 14.409 in | — |
| Maximum diameter of housing shoulderDa max | 594 mm | — |
| Maximum diameter of housing shoulderDa max | 23.386 in | — |
| Maximum fillet radiusra max | 5 mm | — |
| Maximum fillet radiusra max | 0.197 in | — |
| Product characteristics | ||
| Type of SealWithout | Not sealed | — |
| Tolerance classPN | Normal (ISO 492:2023) | — |
| Dimensional / heat stabilizationS1 | Rings dimensional stabilized up to 200° | — |
| Radial internal clearanceCN (Group N) | Normal internal clearance | — |
| Bore typeZ | Cylindrical | — |
| Product Identity | ||
| Construction | Deep groove ball bearing 62..-M, single row, solid brass cage | — |
| Short Description | Deep groove ball bearing | — |
| Technical Data | ||
| d | — | 620 mm |
| Bore Diameter (D) | 340 mm | — |
| B | — | 92 mm |
| Outside Diameter (D) | 620 mm | — |
| R(Min.) | — | 6 mm |
| Width (B) | 92 mm | — |
| Basic Load Ratings : Cr | — | 639 kN |
| Basic Dynamic Load Rating, Radial (Cr) | 550,000 N | — |
| Basic Load Ratings : C0R | — | 817 kN |
| Basic Static Load Rating, Radial (C0R) | 890,000 N | — |
| Fatigue Load Limit : Cu | — | 27.7 kN |
| Operating Temperature Min. (Tmin) | -30 °C | — |
| Factor : F0 | — | 15.6 |
| Limiting Speed (Ng) | 1,790 1/min | — |
| Limiting Speeds(Grease Lub.) | — | 760 min-1 |
| Operating Temperature Max. (Tmax) | 200 °C | — |
| Limiting Speeds(Oil Lub.) | — | 910 min-1 |
| Reference Speed (Nϑr) | 1,270 1/min | — |
| Da(Min.) | — | 364 mm |
| Calculation Factor (F0) | 15.4 | — |
| Da(Max.) | — | 596 mm |
| Fatigue Load Limit, Radial (Cur) | 27,000 N | — |
| Ra(Max.) | — | 5 mm |
| Minimum Diameter Shaft Shoulder (Da Min) | 366 mm | — |
| Mass(Refer.) | — | 131 kg |
| Shoulder Diameter Inner Ring (D1) | 446.5 mm | — |
| Maximum Diameter Of Housing Shoulder (Da Max) | 594 mm | — |
| Minimum Chamfer Dimension (Rmin) | 5 mm | — |
| Maximum Fillet Radius (Ra Max) | 5 mm | — |
| Shoulder Diameter Outer Ring (D1) | 529.95 mm | — |
| Temperature range | ||
| Operating temperature min.Tmin | -30 °C | — |
| Operating temperature min.Tmin | -22 °F | — |
| Operating temperature max.Tmax | 200 °C | — |
| Operating temperature max.Tmax | 392 °F | — |
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.