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| Parameter | FAG30316-A80 × 170 × 42.5 mm | TIMKEN3031680 × 170 × 42.5 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | FAG | TIMKEN |
| Designation | 30316-A | 30316 |
| Product family | — | TS - Tapered Single |
| Detailed type | Tapered roller bearings | Tapered roller bearings |
| Series | 30316 | 30316 |
| Bore diameterd | 80 mm | 80 mm |
| Outside diameterD | 170 mm | 170 mm |
| WidthB | 42.5 mm | 42.5 mm |
| Basic dynamic load ratingC | 285 kN | 396 kN |
| Basic static load ratingC0 | 345 kN | 381 kN |
| Fatigue load limitPu | 39.5 kN | — |
| Reference speednref | 3200 r/min | — |
| Limiting speednG | 4250 r/min | — |
| Mass≈m | 4.247 kg | 4.3 kg |
| Precision class | PN — Normal (ISO 492:2023) | ABMA Class K |
| Sealing | — | Open |
| Cage | Standard — Sheet steel cage, window cage, roller-guided | Steel cage |
| Minimum operating temperatureTmin | -30 °C | — |
| Maximum operating temperatureTmax | 120 °C | — |
| Additional information | ||
| Comparative designation to ISO 10317 and ISO 355 | T2GB080 | — |
| Calculation Factors | ||
| K Factor | — | 1.69 |
| Y1 Factor | — | 1.74 |
| Y2 Factor | — | 0.00 |
| Y0 Factor | — | 0.96 |
| E Factor | — | 0.35 |
| Cg Factor | — | 0.0831 |
| Calculation factors | ||
| Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Ye | 0.35 | — |
| Dynamic axial load factorY | 1.74 | — |
| Static axial load factorY0 | 0.96 | — |
| 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 | 3 mm | — |
| Minimum chamfer dimension of inner ring back facer1, 2 min | 0.118 in | — |
| Minimum chamfer dimension of outer ring back facer3, 4 min | 2.5 mm | — |
| Minimum chamfer dimension of outer ring back facer3, 4 min | 0.098 in | — |
| Distance between the apexes of the pressure conesa | 34 mm | — |
| Distance between the apexes of the pressure conesa | 1.339 in | — |
| Guidance rib diameter of inner ringd1 | 121.7 mm | — |
| Guidance rib diameter of inner ringd1 | 4.791 in | — |
| Main Dimensions & Performance Data | ||
| Width, inner ringB | 39 mm | — |
| Width, inner ringB | 1.535 in | — |
| Width, outer ringC | 33 mm | — |
| Width, outer ringC | 1.299 in | — |
| Width, totalT | 42.5 mm | — |
| Width, totalT | 1.673 in | — |
| Basic dynamic load rating, radialCr | 285,000 N | — |
| Basic dynamic load rating, radialCr | 64,073.741 lbf | — |
| Basic static load rating, radialC0r | 345,000 N | — |
| Basic static load rating, radialC0r | 77,562.95 lbf | — |
| Fatigue load limit, radialCur | 39,500 N | — |
| Fatigue load limit, radialCur | 8,880.396 lbf | — |
| Thermal speed ratingnϑr | 3,200 1/min | — |
| Manufacturer Identity | ||
| Schaeffler Product Code | 383450 | — |
| Material Number | — | 000000000190062322 |
| Base Type | 30316 | — |
| World Assembly Part Number | — | X30316G_Y30316G |
| Old Designation | ["30316A"] | — |
| Inner Ring Part Number | — | X30316G |
| Gpsd Group | F04 | — |
| Outer Ring Part Number | — | Y30316G |
| Product Line Id | 64 | — |
| Drawing Number | — | C-114270 |
| X Life Marking | n.r. | — |
| Upc | — | 0053893875767 |
| Official Source System | — | CORE BP - DS DF |
| Official Last Run | — | 2026-08-23T20:02:47.383 |
| SAP material number | 0167109910000 | — |
| Base product | 2305091001 | — |
| Bearing X designation | 30316-A | — |
| Mounting Manager ID | 30316-A | — |
| Grease application ID | 30316-A | — |
| Mounting dimensions | ||
| Maximum diameter of shaft shoulderda max | 102 mm | — |
| Maximum diameter of shaft shoulderda max | 4.016 in | — |
| Minimum diameter of shaft shoulderdb min | 92 mm | — |
| Minimum diameter of shaft shoulderdb min | 3.622 in | — |
| Minimum diameter of housing shoulderDa min | 148 mm | — |
| Minimum diameter of housing shoulderDa min | 5.827 in | — |
| Maximum diameter of housing shoulderDa max | 158 mm | — |
| Maximum diameter of housing shoulderDa max | 6.22 in | — |
| Minimum diameter of housing shoulderDb min | 159 mm | — |
| Minimum diameter of housing shoulderDb min | 6.26 in | — |
| Minimum axial spaceCa min | 5 mm | — |
| Minimum axial spaceCa min | 0.197 in | — |
| Minimum axial spaceCb min | 9.5 mm | — |
| Minimum axial spaceCb min | 0.374 in | — |
| Maximum fillet radius of shaftra max | 3 mm | — |
| Maximum fillet radius of shaftra max | 0.118 in | — |
| Maximum fillet radius of housingrb max | 2.5 mm | — |
| Maximum fillet radius of housingrb max | 0.098 in | — |
| Product characteristics | ||
| Tolerance classPN | Normal (ISO 492:2023) | — |
| Heat treatment | Standard | — |
| Internal design | Standard | — |
| Quality level | Standard | — |
| Number of rows1 | Single-row design | — |
| Product Identity | ||
| Construction | Tapered roller bearings 303, main dimensions acc. to DIN 720, separable | Single Row Tapered Roller Bearing Assembly | Imperial Series | 3.1496 in Bore | 6.6929 in OD | 1.6732 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class K |
| Type Description | — | TS - Tapered Single |
| Short Description | Tapered roller bearing | — |
| Number Of Rows | — | 1 |
| Tapered Bore | — | N |
| Technical Data | ||
| Bore Diameter (D) | 80 mm | — |
| Overall Width | — | 46.900 mm |
| Outside Diameter (D) | 170 mm | — |
| Radial Rating | — | 103,000 N |
| Width (B) | 42.5 mm | — |
| Axial Rating | — | 60,700 N |
| Basic Dynamic Load Rating, Radial (Cr) | 285,000 N | — |
| Dynamic Rating C1 | — | 396,000 N |
| Basic Static Load Rating, Radial (C0R) | 345,000 N | — |
| Dynamic Rating C90 | — | 103,000 N |
| Operating Temperature Min. (Tmin) | -30 °C | — |
| Dynamic Axial Rating Ca90 | — | 60,700 N |
| Limiting Speed (Ng) | 4,250 1/min | — |
| Dynamic Axial Rating Ca1 | — | 234,000 N |
| Operating Temperature Max. (Tmax) | 120 °C | — |
| Static Radial Rating C0 | — | 381,000 N |
| Reference Speed (Nϑr) | 3,200 1/min | — |
| Extended Dynamic Rating Ce | — | 0 N |
| Maximum Fillet Radius Of Housing (Rb Max) | 2.5 mm | — |
| Static Axial Rating C0A | — | 383,000 N |
| Minimum Chamfer Dimension Of Outer Ring Back Face (R3, 4 M) | 2.5 mm | — |
| Minimum Diameter Of Housing Shoulder (Da Min) | 148 mm | — |
| Minimum Diameter Of Housing Shoulder (Db Min) | 159 mm | — |
| Width, Outer Ring (C) | 33 mm | — |
| Fatigue Load Limit, Radial (Cur) | 39,500 N | — |
| Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E) | 0.35 | — |
| Maximum Diameter Of Shaft Shoulder (Da Max) | 102 mm | — |
| Minimum Diameter Of Shaft Shoulder (Db Min) | 92 mm | — |
| Maximum Diameter Of Housing Shoulder (Da Max) | 158 mm | — |
| Dynamic Axial Load Factor (Y) | 1.74 | — |
| Maximum Fillet Radius (Ra Max) | 3 mm | — |
| Minimum Axial Space (Cb Min) | 9.5 mm | — |
| Minimum Chamfer Dimension Of Inner Ring Back Face (R1, 2 M) | 3 mm | — |
| Guidance Rib Diameter Of Inner Ring (D1) | 121.7 mm | — |
| Minimum Axial Space (Ca Min) | 5 mm | — |
| Width, Inner Ring (B) | 39 mm | — |
| Static Axial Load Factor (Y0) | 0.96 | — |
| Distance Between The Apexes Of The Pressure Cones (A) | 34 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.