Cross-brand designation analysis
COMPARE / VERIFY
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
“31310” 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 | FAG31310-A50 × 110 × 29.25 mm | TIMKEN3131050 × 110 × 29.25 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | FAG | TIMKEN |
| Designation | 31310-A | 31310 |
| Product family | — | TS - Tapered Single |
| Detailed type | Tapered roller bearings | Tapered roller bearings |
| Series | 31310 | 31310 |
| Bore diameterd | 50 mm | 50 mm |
| Outside diameterD | 110 mm | 110 mm |
| WidthB | 29.25 mm | 29.25 mm |
| Basic dynamic load ratingC | 111 kN | 147 kN |
| Basic static load ratingC0 | 125 kN | 132 kN |
| Fatigue load limitPu | 14.2 kN | — |
| Reference speednref | 4300 r/min | — |
| Limiting speednG | 6500 r/min | — |
| Mass≈m | 1.209 kg | 1.21 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 | T7FB050 | — |
| Calculation Factors | ||
| K Factor | — | 0.71 |
| Y1 Factor | — | 0.73 |
| Y2 Factor | — | 0.00 |
| Y0 Factor | — | 0.40 |
| E Factor | — | 0.83 |
| Cg Factor | — | 0.0690 |
| Calculation factors | ||
| Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Ye | 0.83 | — |
| Dynamic axial load factorY | 0.73 | — |
| Static axial load factorY0 | 0.4 | — |
| 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 | 2.5 mm | — |
| Minimum chamfer dimension of inner ring back facer1, 2 min | 0.098 in | — |
| Minimum chamfer dimension of outer ring back facer3, 4 min | 2 mm | — |
| Minimum chamfer dimension of outer ring back facer3, 4 min | 0.079 in | — |
| Distance between the apexes of the pressure conesa | 35 mm | — |
| Distance between the apexes of the pressure conesa | 1.378 in | — |
| Guidance rib diameter of inner ringd1 | 81.4 mm | — |
| Guidance rib diameter of inner ringd1 | 3.205 in | — |
| Main Dimensions & Performance Data | ||
| Width, inner ringB | 27 mm | — |
| Width, inner ringB | 1.063 in | — |
| Width, outer ringC | 19 mm | — |
| Width, outer ringC | 0.748 in | — |
| Width, totalT | 29.25 mm | — |
| Width, totalT | 1.152 in | — |
| Basic dynamic load rating, radialCr | 111,000 N | — |
| Basic dynamic load rating, radialCr | 24,955.036 lbf | — |
| Basic static load rating, radialC0r | 125,000 N | — |
| Basic static load rating, radialC0r | 28,102.518 lbf | — |
| Fatigue load limit, radialCur | 14,200 N | — |
| Fatigue load limit, radialCur | 3,192.446 lbf | — |
| Thermal speed ratingnϑr | 4,300 1/min | — |
| Manufacturer Identity | ||
| Schaeffler Product Code | 383488 | — |
| Material Number | — | 000000000190073046 |
| Base Type | 31310 | — |
| World Assembly Part Number | — | X31310G_Y31310G |
| Old Designation | ["31310A","31310A.F21","31310A.F22"] | — |
| Inner Ring Part Number | — | X31310G |
| Gpsd Group | F04 | — |
| Outer Ring Part Number | — | Y31310G |
| Product Line Id | 36 | — |
| Drawing Number | — | C-120222 |
| X Life Marking | n.r. | — |
| Upc | — | 0053893007564 |
| Official Source System | — | CORE BP - DS DF |
| Official Last Run | — | 2026-08-23T20:02:46.737 |
| SAP material number | 0167111570000 | — |
| Base product | 2305091001 | — |
| Bearing X designation | 31310-A | — |
| Mounting Manager ID | 31310-A | — |
| Grease application ID | 31310-A | — |
| Mounting dimensions | ||
| Maximum diameter of shaft shoulderda max | 62 mm | — |
| Maximum diameter of shaft shoulderda max | 2.441 in | — |
| Minimum diameter of shaft shoulderdb min | 60 mm | — |
| Minimum diameter of shaft shoulderdb min | 2.362 in | — |
| Minimum diameter of housing shoulderDa min | 87 mm | — |
| Minimum diameter of housing shoulderDa min | 3.425 in | — |
| Maximum diameter of housing shoulderDa max | 100 mm | — |
| Maximum diameter of housing shoulderDa max | 3.937 in | — |
| Minimum diameter of housing shoulderDb min | 104 mm | — |
| Minimum diameter of housing shoulderDb min | 4.094 in | — |
| Minimum axial spaceCa min | 4 mm | — |
| Minimum axial spaceCa min | 0.157 in | — |
| Minimum axial spaceCb min | 10 mm | — |
| Minimum axial spaceCb min | 0.394 in | — |
| Maximum fillet radius of shaftra max | 2.5 mm | — |
| Maximum fillet radius of shaftra max | 0.098 in | — |
| Maximum fillet radius of housingrb max | 2 mm | — |
| Maximum fillet radius of housingrb max | 0.079 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 313, main dimensions acc. to DIN 720, separable | Single Row Tapered Roller Bearing Assembly | Imperial Series | 1.9685 in Bore | 4.3307 in OD | 1.1516 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) | 50 mm | — |
| Overall Width | — | 35.900 mm |
| Outside Diameter (D) | 110 mm | — |
| Radial Rating | — | 38,200 N |
| Width (B) | 29.25 mm | — |
| Axial Rating | — | 54,000 N |
| Basic Dynamic Load Rating, Radial (Cr) | 111,000 N | — |
| Dynamic Rating C1 | — | 147,000 N |
| Basic Static Load Rating, Radial (C0R) | 125,000 N | — |
| Dynamic Rating C90 | — | 38,200 N |
| Operating Temperature Min. (Tmin) | -30 °C | — |
| Dynamic Axial Rating Ca90 | — | 54,000 N |
| Limiting Speed (Ng) | 6,500 1/min | — |
| Dynamic Axial Rating Ca1 | — | 208,000 N |
| Operating Temperature Max. (Tmax) | 120 °C | — |
| Static Radial Rating C0 | — | 132,000 N |
| Reference Speed (Nϑr) | 4,300 1/min | — |
| Extended Dynamic Rating Ce | — | 0 N |
| Maximum Fillet Radius Of Housing (Rb Max) | 2 mm | — |
| Static Axial Rating C0A | — | 318,000 N |
| Minimum Chamfer Dimension Of Outer Ring Back Face (R3, 4 M) | 2 mm | — |
| Minimum Diameter Of Housing Shoulder (Da Min) | 87 mm | — |
| Minimum Diameter Of Housing Shoulder (Db Min) | 104 mm | — |
| Width, Outer Ring (C) | 19 mm | — |
| Fatigue Load Limit, Radial (Cur) | 14,200 N | — |
| Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E) | 0.83 | — |
| Maximum Diameter Of Shaft Shoulder (Da Max) | 62 mm | — |
| Minimum Diameter Of Shaft Shoulder (Db Min) | 60 mm | — |
| Maximum Diameter Of Housing Shoulder (Da Max) | 100 mm | — |
| Dynamic Axial Load Factor (Y) | 0.73 | — |
| Maximum Fillet Radius (Ra Max) | 2.5 mm | — |
| Minimum Axial Space (Cb Min) | 10 mm | — |
| Minimum Chamfer Dimension Of Inner Ring Back Face (R1, 2 M) | 2.5 mm | — |
| Guidance Rib Diameter Of Inner Ring (D1) | 81.4 mm | — |
| Minimum Axial Space (Ca Min) | 4 mm | — |
| Width, Inner Ring (B) | 27 mm | — |
| Static Axial Load Factor (Y0) | 0.4 | — |
| Distance Between The Apexes Of The Pressure Cones (A) | 35 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 | — |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.