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| Parameter | FAGK399-A-DY68.262 × × mm | TIMKENK399ASN / K394A68.262 × 110 × 21.999 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | FAG | TIMKEN |
| Designation | K399-A-DY | K399ASN / K394A |
| Product family | — | TS - Tapered Single |
| Detailed type | Tapered roller bearings | Tapered roller bearings |
| Series | K399 | 395 |
| Bore diameterd | 68.262 mm | 68.262 mm |
| Outside diameterD | — | 110 mm |
| WidthB | — | 21.999 mm |
| Basic dynamic load ratingC | 83 kN | 98.9 kN |
| Basic static load ratingC0 | 108 kN | 125 kN |
| Fatigue load limitPu | 13.1 kN | — |
| Reference speednref | 4050 r/min | — |
| Limiting speednG | 6600 r/min | — |
| Mass≈m | 0.5 kg | 0.74 kg |
| Precision class | ABMA4 — Class 4 (ANSI/ABMA 19.2:2013) | — |
| Cage | Standard — Sheet steel cage, window cage, roller-guided | — |
| Minimum operating temperatureTmin | -30 °C | — |
| Maximum operating temperatureTmax | 120 °C | — |
| Calculation Factors | ||
| K Factor | — | 1.45 |
| Y1 Factor | — | 1.49 |
| Y2 Factor | — | -1.00 |
| Y0 Factor | — | 0.82 |
| E Factor | — | 0.40 |
| Cg Factor | — | 0.0887 |
| Calculation factors | ||
| Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Ye | 0.4 | — |
| Dynamic axial load factorY | 1.49 | — |
| Static axial load factorY0 | 0.82 | — |
| Capabilities & suitability | ||
| Radial load capacity | Yes | — |
| Axial load capacity in one direction | Yes | — |
| Suitable for grease lubrication | Yes | — |
| Suitable for oil lubrication | Yes | — |
| Unsealed design | Yes | — |
| Dimensions | ||
| Minimum chamfer dimension of inner ring back facer1, 2 min | 2.3 mm | — |
| Minimum chamfer dimension of inner ring back facer1, 2 min | 0.091 in | — |
| Distance between the apexes of the pressure conesa | 21 mm | — |
| Distance between the apexes of the pressure conesa | 0.827 in | — |
| Guidance rib diameter of inner ringd1 | 86.9 mm | — |
| Guidance rib diameter of inner ringd1 | 3.421 in | — |
| Outer envelope circleEw | 105.803 mm | — |
| Outer envelope circleEw | 4.165 in | — |
| Contact angleα | 14.983 ° | — |
| Main Dimensions & Performance Data | ||
| Width, inner ringB | 21.996 mm | — |
| Width, inner ringB | 0.866 in | — |
| Basic dynamic load rating, radialCr | 83,000 N | — |
| Basic dynamic load rating, radialCr | 18,660.072 lbf | — |
| Basic static load rating, radialC0r | 108,000 N | — |
| Basic static load rating, radialC0r | 24,280.576 lbf | — |
| Fatigue load limit, radialCur | 13,100 N | — |
| Fatigue load limit, radialCur | 2,945.144 lbf | — |
| Thermal speed ratingnϑr | 4,050 1/min | — |
| Manufacturer Identity | ||
| Schaeffler Product Code | 2485202 | — |
| Material Number | — | 190062324190062323 |
| Base Type | K399 | — |
| World Assembly Part Number | — | K399ASN / K394A |
| Product Line Id | 36 | — |
| Inner Ring Part Number | — | K399ASN |
| Outer Ring Part Number | — | K394A |
| Official Source System | — | TS_PREPAIR |
| Official Last Run | — | 2026-08-23T00:00:00 |
| Base product | 2305091003 | — |
| Mounting Manager ID | K399-A-DY | — |
| Mounting dimensions | ||
| Maximum diameter of shaft shoulderda max | 74 mm | — |
| Maximum diameter of shaft shoulderda max | 2.913 in | — |
| Minimum diameter of shaft shoulderdb min | 83 mm | — |
| Minimum diameter of shaft shoulderdb min | 3.268 in | — |
| Minimum axial spaceCRa min | 5 mm | — |
| Minimum axial spaceCRa min | 0.197 in | — |
| Maximum axial spaceCRb max | 0.1 mm | — |
| Maximum axial spaceCRb max | 0.004 in | — |
| Maximum fillet radius of shaftra max | 2.3 mm | — |
| Maximum fillet radius of shaftra max | 0.091 in | — |
| Product characteristics | ||
| Tolerance classABMA4 | Class 4 (ANSI/ABMA 19.2:2013) | — |
| Heat treatment | Standard | — |
| Quality level | Standard | — |
| Number of rows1 | Single-row design | — |
| Product Identity | ||
| Construction | Tapered roller bearings without outer ring (Cone) K-Series, in inch sizes | — |
| Short Description | Tapered roller bearing | — |
| Type Description | — | TS - Tapered Single |
| Number Of Rows | — | 1 |
| Tapered Bore | — | N |
| Technical Data | ||
| Bore Diameter (D) | 68.262 mm | — |
| Overall Width | — | 24.796 mm |
| Basic Dynamic Load Rating, Radial (Cr) | 83,000 N | — |
| Radial Rating | — | 25,600 N |
| Basic Static Load Rating, Radial (C0R) | 108,000 N | — |
| Axial Rating | — | 17,600 N |
| Operating Temperature Min. (Tmin) | -30 °C | — |
| Dynamic Rating C1 | — | 98,900 N |
| Limiting Speed (Ng) | 6,600 1/min | — |
| Dynamic Rating C90 | — | 25,600 N |
| Operating Temperature Max. (Tmax) | 120 °C | — |
| Dynamic Axial Rating Ca90 | — | 17,600 N |
| Reference Speed (Nϑr) | 4,050 1/min | — |
| Dynamic Axial Rating Ca1 | — | 68,100 N |
| Contact Angle (Α) | 14.983 ° | — |
| Static Radial Rating C0 | — | 125,000 N |
| Fatigue Load Limit, Radial (Cur) | 13,100 N | — |
| Extended Dynamic Rating Ce | — | 0 N |
| Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E) | 0.4 | — |
| Static Axial Rating C0A | — | 146,000 N |
| Maximum Diameter Of Shaft Shoulder (Da Max) | 74 mm | — |
| Minimum Diameter Of Shaft Shoulder (Db Min) | 83 mm | — |
| Dynamic Axial Load Factor (Y) | 1.49 | — |
| Maximum Fillet Radius (Ra Max) | 2.3 mm | — |
| Maximum Axial Space (Crb Max) | 0.1 mm | — |
| Minimum Chamfer Dimension Of Inner Ring Back Face (R1, 2 M) | 2.3 mm | — |
| Guidance Rib Diameter Of Inner Ring (D1) | 86.9 mm | — |
| Minimum Axial Space (Cra Min) | 5 mm | — |
| Width, Inner Ring (B) | 21.996 mm | — |
| Static Axial Load Factor (Y0) | 0.82 | — |
| Distance Between The Apexes Of The Pressure Cones (A) | 21 mm | — |
| Temperature range | ||
| Operating temperature min.Tmin | -30 °C | — |
| Operating temperature min.Tmin | -22 °F | — |
| Operating temperature max.Tmax | 120 °C | — |
| Operating temperature max.Tmax | 248 °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.