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
“320” across 3 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 | FAG320/28-X28 × 52 × 16 mm | TIMKEN320/28X28 × 52 × 16 mm | KOYO320/28JR28 × 52 × 16 mm |
|---|---|---|---|
| Comparable specifications | |||
| Brand | FAG | TIMKEN | KOYO |
| Designation | 320/28-X | 320/28X | 320/28JR |
| Product family | — | TS - Tapered Single | Single-row / Metric series |
| Detailed type | Tapered roller bearings | Tapered roller bearings | Tapered roller bearings |
| Series | 320/28 | 320/28X | — |
| Bore diameterd | 28 mm | 28 mm | 28 mm |
| Outside diameterD | 52 mm | 52 mm | 52 mm |
| WidthB | 16 mm | 16 mm | 16 mm |
| Basic dynamic load ratingC | 34 kN | 33.3 kN | 44.1 kN |
| Basic static load ratingC0 | 40.5 kN | 37.7 kN | 44 kN |
| Fatigue load limitPu | 4.6 kN | — | 6.1 kN |
| Reference speednref | 8400 r/min | — | — |
| Limiting speednG | 14200 r/min | — | 7500 r/min |
| Mass≈m | 0.14522 kg | 0.14 kg | 0.15 kg |
| Precision class | P6X — Class 6X (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 | T4CC028 | — | — |
| Calculation Factors | |||
| K Factor | — | 1.36 | — |
| Y1 Factor | — | 1.39 | — |
| Y2 Factor | — | 0.00 | — |
| Y0 Factor | — | 0.77 | — |
| E Factor | — | 0.43 | — |
| Cg Factor | — | 0.0574 | — |
| Calculation factors | |||
| Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Ye | 0.43 | — | — |
| Dynamic axial load factorY | 1.39 | — | — |
| Static axial load factorY0 | 0.77 | — | — |
| 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 | — | — |
| Classification | |||
| Official Category Path | — | — | Tapered roller bearings - Single-row - Metric series |
| Official Classification 1 | — | — | Tapered roller bearings / Single-row / Metric series |
| Dimensions | |||
| Minimum chamfer dimension of inner ring back facer1, 2 min | 1 mm | — | — |
| Minimum chamfer dimension of inner ring back facer1, 2 min | 0.039 in | — | — |
| Minimum chamfer dimension of outer ring back facer3, 4 min | 1 mm | — | — |
| Minimum chamfer dimension of outer ring back facer3, 4 min | 0.039 in | — | — |
| Distance between the apexes of the pressure conesa | 13 mm | — | — |
| Distance between the apexes of the pressure conesa | 0.512 in | — | — |
| Guidance rib diameter of inner ringd1 | 41 mm | — | — |
| Guidance rib diameter of inner ringd1 | 1.614 in | — | — |
| Main Dimensions & Performance Data | |||
| Width, inner ringB | 16 mm | — | — |
| Width, inner ringB | 0.63 in | — | — |
| Width, outer ringC | 12 mm | — | — |
| Width, outer ringC | 0.472 in | — | — |
| Width, totalT | 16 mm | — | — |
| Width, totalT | 0.63 in | — | — |
| Basic dynamic load rating, radialCr | 34,000 N | — | — |
| Basic dynamic load rating, radialCr | 7,643.885 lbf | — | — |
| Basic static load rating, radialC0r | 40,500 N | — | — |
| Basic static load rating, radialC0r | 9,105.216 lbf | — | — |
| Fatigue load limit, radialCur | 4,600 N | — | — |
| Fatigue load limit, radialCur | 1,034.173 lbf | — | — |
| Thermal speed ratingnϑr | 8,400 1/min | — | — |
| Manufacturer Identity | |||
| Schaeffler Product Code | 383522 | — | — |
| Material Number | — | 000000000190048954 | — |
| Official Class Key | — | — | 050-010-010 |
| Base Type | 320/28 | — | — |
| World Assembly Part Number | — | X320/28XM_Y320/28XM | — |
| Old Designation | ["320/28X","320/28X.J42A"] | — | — |
| Inner Ring Part Number | — | X320/28XM | — |
| Gpsd Group | F04 | — | — |
| Outer Ring Part Number | — | Y320/28XM | — |
| Product Line Id | 36 | — | — |
| Drawing Number | — | A-73441 | — |
| X Life Marking | n.r. | — | — |
| Upc | — | 0053893797809 | — |
| Official Source System | — | CORE BP - DS DF | — |
| Official Last Run | — | 2026-08-23T20:02:46.743 | — |
| SAP material number | 0167114400000 | — | — |
| Base product | 2305091001 | — | — |
| Bearing X designation | 320/28-X | — | — |
| Mounting Manager ID | 320/28-X | — | — |
| Grease application ID | 320/28-X | — | — |
| Mounting dimensions | |||
| Maximum diameter of shaft shoulderda max | 33 mm | — | — |
| Maximum diameter of shaft shoulderda max | 1.299 in | — | — |
| Minimum diameter of shaft shoulderdb min | 34 mm | — | — |
| Minimum diameter of shaft shoulderdb min | 1.339 in | — | — |
| Minimum diameter of housing shoulderDa min | 45 mm | — | — |
| Minimum diameter of housing shoulderDa min | 1.772 in | — | — |
| Maximum diameter of housing shoulderDa max | 46 mm | — | — |
| Maximum diameter of housing shoulderDa max | 1.811 in | — | — |
| Minimum diameter of housing shoulderDb min | 49 mm | — | — |
| Minimum diameter of housing shoulderDb min | 1.929 in | — | — |
| Minimum axial spaceCa min | 3 mm | — | — |
| Minimum axial spaceCa min | 0.118 in | — | — |
| Minimum axial spaceCb min | 4 mm | — | — |
| Minimum axial spaceCb min | 0.157 in | — | — |
| Maximum fillet radius of shaftra max | 1 mm | — | — |
| Maximum fillet radius of shaftra max | 0.039 in | — | — |
| Maximum fillet radius of housingrb max | 1 mm | — | — |
| Maximum fillet radius of housingrb max | 0.039 in | — | — |
| Product characteristics | |||
| Tolerance classP6X | Class 6X (ISO 492:2023) | — | — |
| Heat treatment | Standard | — | — |
| Quality level | Standard | — | — |
| Number of rows1 | Single-row design | — | — |
| Product Identity | |||
| Construction | Tapered roller bearings 320, main dimensions acc. to DIN 720, separable | Single Row Tapered Roller Bearing Assembly | Imperial Series | 1.1024 in Bore | 2.0472 in OD | 0.6299 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 | |||
| d | — | — | 52 mm |
| T | — | — | 16 mm |
| B | — | — | 16 mm |
| C | — | — | 12 mm |
| Bore Diameter (D) | 28 mm | — | — |
| Overall Width | — | 18.800 mm | — |
| R(Min.) | — | — | 1 mm |
| Outside Diameter (D) | 52 mm | — | — |
| Radial Rating | — | 8,630 N | — |
| R1(Min.) | — | — | 1 mm |
| Width (B) | 16 mm | — | — |
| Axial Rating | — | 6,360 N | — |
| Basic Load Ratings : Cr | — | — | 44.1 kN |
| Basic Dynamic Load Rating, Radial (Cr) | 34,000 N | — | — |
| Dynamic Rating C1 | — | 33,300 N | — |
| Basic Load Ratings : C0R | — | — | 44.0 kN |
| Basic Static Load Rating, Radial (C0R) | 40,500 N | — | — |
| Dynamic Rating C90 | — | 8,630 N | — |
| Fatigue Load Limit : Cu | — | — | 6.10 kN |
| Operating Temperature Min. (Tmin) | -30 °C | — | — |
| Dynamic Axial Rating Ca90 | — | 6,360 N | — |
| Limiting Speeds(Grease Lub.) | — | — | 7500 min-1 |
| Limiting Speed (Ng) | 14,200 1/min | — | — |
| Dynamic Axial Rating Ca1 | — | 24,500 N | — |
| Limiting Speeds(Oil Lub.) | — | — | 10000 min-1 |
| Operating Temperature Max. (Tmax) | 120 °C | — | — |
| Static Radial Rating C0 | — | 37,700 N | — |
| Load Center Spread : A | — | — | 12.7 mm |
| Reference Speed (Nϑr) | 8,400 1/min | — | — |
| Extended Dynamic Rating Ce | — | 0 N | — |
| Constant E | — | — | 0.43 |
| Maximum Fillet Radius Of Housing (Rb Max) | 1 mm | — | — |
| Static Axial Rating C0A | — | 47,300 N | — |
| Axial Load Factors : Y1 | — | — | 1.39 |
| Minimum Chamfer Dimension Of Outer Ring Back Face (R3, 4 M) | 1 mm | — | — |
| Axial Load Factors : Y0 | — | — | 0.77 |
| Minimum Diameter Of Housing Shoulder (Da Min) | 45 mm | — | — |
| Da(Min.) | — | — | 45 mm |
| Minimum Diameter Of Housing Shoulder (Db Min) | 49 mm | — | — |
| Db(Max.) | — | — | 33 mm |
| Width, Outer Ring (C) | 12 mm | — | — |
| Da(Max.) | — | — | 46.5 mm |
| Fatigue Load Limit, Radial (Cur) | 4,600 N | — | — |
| Db(Min.) | — | — | 49 mm |
| Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E) | 0.43 | — | — |
| Sa(Min.) | — | — | 3 mm |
| Maximum Diameter Of Shaft Shoulder (Da Max) | 33 mm | — | — |
| Sb(Min.) | — | — | 4 mm |
| Minimum Diameter Of Shaft Shoulder (Db Min) | 34 mm | — | — |
| Ra(Max.) | — | — | 1 mm |
| Maximum Diameter Of Housing Shoulder (Da Max) | 46 mm | — | — |
| Rb(Max.) | — | — | 1 mm |
| Dynamic Axial Load Factor (Y) | 1.39 | — | — |
| Mass(Refer.) | — | — | 0.150 kg |
| Maximum Fillet Radius (Ra Max) | 1 mm | — | — |
| Minimum Axial Space (Cb Min) | 4 mm | — | — |
| Minimum Chamfer Dimension Of Inner Ring Back Face (R1, 2 M) | 1 mm | — | — |
| Guidance Rib Diameter Of Inner Ring (D1) | 41 mm | — | — |
| Minimum Axial Space (Ca Min) | 3 mm | — | — |
| Width, Inner Ring (B) | 16 mm | — | — |
| Static Axial Load Factor (Y0) | 0.77 | — | — |
| Distance Between The Apexes Of The Pressure Cones (A) | 13 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.