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| Parameter | SKF302/2828 × 58 × mm | FAG302/3232 × 65 × 18.25 mm | TIMKEN302KDFS5000015 × 42 × 13 mm | KOYO302/22R22 × 50 × 14 mm |
|---|---|---|---|---|
| Comparable specifications | ||||
| Brand | SKF | FAG | TIMKEN | KOYO |
| Designation | 302/28 | 302/32 | 302KDFS50000 | 302/22R |
| Product family | Tapered roller bearings | — | Radial Deep-Groove Ball | Single-row / Metric series |
| Detailed type | Single row tapered roller bearing | Tapered roller bearings | Deep groove ball bearings | Tapered roller bearings |
| Series | — | — | 300 | — |
| Bore diameterd | 28 mm | 32 mm | 15 mm | 22 mm |
| Outside diameterD | 58 mm | 65 mm | 42 mm | 50 mm |
| WidthB | — | 18.25 mm | 13 mm | 14 mm |
| Basic dynamic load ratingC | 46.6 kN | 49 kN | 11.8 kN | 36.5 kN |
| Basic static load ratingC0 | 41.5 kN | 50 kN | 5.25 kN | 30.9 kN |
| Fatigue load limitPu | 4.4 kN | 5.8 kN | — | 4.3 kN |
| Reference speednref | 10000 r/min | 7600 r/min | — | — |
| Limiting speednG | 12000 r/min | 12000 r/min | — | 8100 r/min |
| Mass≈m | 0.203 kg | 0.28 kg | 0.08 kg | 0.144 kg |
| Precision class | — | PN — Normal (ISO 492:2023) | — | — |
| Sealing | Without | — | Shielded | — |
| Cage | Sheet metal | Standard — Sheet steel cage, window cage, roller-guided | Steel cage | — |
| Lubricant | None | — | — | — |
| Minimum operating temperatureTmin | — | -30 °C | — | — |
| Maximum operating temperatureTmax | — | 120 °C | — | — |
| Additional information | ||||
| Comparative designation to ISO 10317 and ISO 355 | — | T3DB032 | — | — |
| Calculation Factors | ||||
| K Factor | — | — | 0.00 | — |
| Y1 Factor | — | — | 0.00 | — |
| Y2 Factor | — | — | 0.00 | — |
| Y0 Factor | — | — | 0.50 | — |
| E Factor | — | — | 0.00 | — |
| Cg Factor | — | — | 0.0227 | — |
| Calculation factors | ||||
| Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Ye | — | 0.37 | — | — |
| Dynamic axial load factorY | — | 1.6 | — | — |
| Static axial load factorY0 | — | 0.88 | — | — |
| 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 | ||||
| Width, total | 17.25 mm | — | — | — |
| Width, inner ring | 16.0 mm | — | — | — |
| Width, outer ring | 14.0 mm | — | — | — |
| Contact angle | 14.0 ° | — | — | — |
| 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 | — | 14 mm | — | — |
| Distance between the apexes of the pressure conesa | — | 0.551 in | — | — |
| Guidance rib diameter of inner ringd1 | — | 46.7 mm | — | — |
| Guidance rib diameter of inner ringd1 | — | 1.839 in | — | — |
| Engineering — Abutment dimensions | ||||
| Diameter of shaft abutmentd a | max. 35 mm | — | — | — |
| Diameter of shaft abutmentd b | min. 35 mm | — | — | — |
| Diameter of housing abutmentD a | max. 52 mm | — | — | — |
| Diameter of housing abutmentD b | min. 54 mm | — | — | — |
| Minimum width of space required in housing on large side faceC a | min. 2 mm | — | — | — |
| Minimum width of space required in housing on small side faceC b | min. 3 mm | — | — | — |
| Radius of shaft filletr a | max. 1 mm | — | — | — |
| Radius of housing filletr b | max. 1 mm | — | — | — |
| Engineering — Calculation data | ||||
| SKF performance class | SKF Explorer | — | — | — |
| Limiting valuee | 0.37 | — | — | — |
| Calculation factorY | 1.6 | — | — | — |
| Calculation factorY 0 | 0.9 | — | — | — |
| Engineering — Dimensions | ||||
| Bearing width, totalT | 17.25 mm | — | — | — |
| Shoulder diameter of inner ringd 1 | ≈ 42 mm | — | — | — |
| Width of inner ringB | 16 mm | — | — | — |
| Width of outer ringC | 14 mm | — | — | — |
| Chamfer dimension of inner ringr 1,2 | min. 1 mm | — | — | — |
| Chamfer dimension of outer ringr 3,4 | min. 1 mm | — | — | — |
| Distance side face to pressure pointa | 13.155 mm | — | — | — |
| Engineering — Engineering specifications | ||||
| Dimension series | 3DC | — | — | — |
| Logistics | ||||
| Product net weight | 0.203 kg | — | — | — |
| eClass code | 23-05-09-10 | — | — | — |
| UNSPSC code | 31171516 | — | — | — |
| Main Dimensions & Performance Data | ||||
| Width, inner ringB | — | 17 mm | — | — |
| Width, inner ringB | — | 0.669 in | — | — |
| Width, outer ringC | — | 15 mm | — | — |
| Width, outer ringC | — | 0.591 in | — | — |
| Width, totalT | — | 18.25 mm | — | — |
| Width, totalT | — | 0.719 in | — | — |
| Basic dynamic load rating, radialCr | — | 49,000 N | — | — |
| Basic dynamic load rating, radialCr | — | 11,016.187 lbf | — | — |
| Basic static load rating, radialC0r | — | 50,000 N | — | — |
| Basic static load rating, radialC0r | — | 11,241.007 lbf | — | — |
| Fatigue load limit, radialCur | — | 5,800 N | — | — |
| Fatigue load limit, radialCur | — | 1,303.957 lbf | — | — |
| Thermal speed ratingnϑr | — | 7,600 1/min | — | — |
| Manufacturer Identity | ||||
| Schaeffler Product Code | — | 1756744 | — | — |
| Material Number | — | — | 000000000100198180 | — |
| Official Class Key | — | — | — | 050-010-010 |
| Base Type | — | 302/32 | — | — |
| World Assembly Part Number | — | — | 302KD Z6 FS50000 | — |
| Product Line Id | — | 36 | — | — |
| Upc | — | — | 0087796046221 | — |
| Official Source System | — | — | CORE BP - DS DF | — |
| Official Last Run | — | — | 2026-08-23T20:02:46.157 | — |
| Base product | — | 2305091001 | — | — |
| Bearing X designation | — | 302/32 | — | — |
| Mounting Manager ID | — | 302/32 | — | — |
| Grease application ID | — | 302/32 | — | — |
| Mounting dimensions | ||||
| Maximum diameter of shaft shoulderda max | — | 39 mm | — | — |
| Maximum diameter of shaft shoulderda max | — | 1.535 in | — | — |
| Minimum diameter of shaft shoulderdb min | — | 38 mm | — | — |
| Minimum diameter of shaft shoulderdb min | — | 1.496 in | — | — |
| Minimum diameter of housing shoulderDa min | — | 56 mm | — | — |
| Minimum diameter of housing shoulderDa min | — | 2.205 in | — | — |
| Maximum diameter of housing shoulderDa max | — | 59 mm | — | — |
| Maximum diameter of housing shoulderDa max | — | 2.323 in | — | — |
| Minimum diameter of housing shoulderDb min | — | 60 mm | — | — |
| Minimum diameter of housing shoulderDb min | — | 2.362 in | — | — |
| Minimum axial spaceCa min | — | 3 mm | — | — |
| Minimum axial spaceCa min | — | 0.118 in | — | — |
| Minimum axial spaceCb min | — | 3 mm | — | — |
| Minimum axial spaceCb min | — | 0.118 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 classPN | — | Normal (ISO 492:2023) | — | — |
| Heat treatment | — | Standard | — | — |
| Internal design | — | Standard | — | — |
| Quality level | — | Standard | — | — |
| Number of rows1 | — | Single-row design | — | — |
| Product identity | ||||
| Official product category | Tapered roller bearings | — | — | — |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/tapered-roller-bearings/single-row-tapered-roller-bearings | — | — | — |
| Structure group ID | BT1_001_101 | — | — | — |
| Available from SKF | Yes | — | — | — |
| Remanufacturable | No | — | — | — |
| Product Identity | ||||
| Construction | — | Tapered roller bearings 302, main dimensions acc. to DIN 720, separable | Single Row Deep Groove Ball Bearing | Imperial Series | 0.5906 in Bore | 1.6535 in OD | 0.5120 in Width | Single Shielded | Cylindrical Bore | Steel Cage | C0 Clearance | ISO P0 Tolerance | — |
| Type Description | — | — | Radial Deep-Groove Ball | — |
| Short Description | — | Tapered roller bearing | — | — |
| Number Of Rows | 1 | — | 1 | — |
| Tapered Bore | — | — | N | — |
| Properties | ||||
| Bearing part | Complete bearing | — | — | — |
| Locating feature, bearing outer ring | Without | — | — | — |
| Bore type | Cylindrical | — | — | — |
| Arrangement of contact angle (double-row bearing) | Not applicable | — | — | — |
| Matched arrangement | No | — | — | — |
| Coating | Without | — | — | — |
| Relubrication feature | Without | — | — | — |
| Unit system | Metric | — | — | — |
| Indicative carbon footprint for new product | 0.75 kg CO 2 e | — | — | — |
| Technical Data | ||||
| d | — | — | — | 50 mm |
| Bore Diameter (D) | — | 32 mm | — | — |
| Overall Width | — | — | 0.000 mm | — |
| T | — | — | — | 15.25 mm |
| Outside Diameter (D) | — | 65 mm | — | — |
| Radial Rating | — | — | 13,100 N | — |
| B | — | — | — | 14 mm |
| Width (B) | — | 18.25 mm | — | — |
| Axial Rating | — | — | 0 N | — |
| C | — | — | — | 12 mm |
| Basic Dynamic Load Rating, Radial (Cr) | — | 49,000 N | — | — |
| Dynamic Rating C1 | — | — | 11,800 N | — |
| R(Min.) | — | — | — | 1 mm |
| Basic Static Load Rating, Radial (C0R) | — | 50,000 N | — | — |
| Dynamic Rating C90 | — | — | 0 N | — |
| R1(Min.) | — | — | — | 1 mm |
| Operating Temperature Min. (Tmin) | — | -30 °C | — | — |
| Dynamic Axial Rating Ca90 | — | — | 0 N | — |
| Basic Load Ratings : Cr | — | — | — | 36.5 kN |
| Limiting Speed (Ng) | — | 12,000 1/min | — | — |
| Dynamic Axial Rating Ca1 | — | — | 0 N | — |
| Basic Load Ratings : C0R | — | — | — | 30.9 kN |
| Operating Temperature Max. (Tmax) | — | 120 °C | — | — |
| Static Radial Rating C0 | — | — | 5,250 N | — |
| Fatigue Load Limit : Cu | — | — | — | 4.30 kN |
| Reference Speed (Nϑr) | — | 7,600 1/min | — | — |
| Extended Dynamic Rating Ce | — | — | 13,100 N | — |
| Limiting Speeds(Grease Lub.) | — | — | — | 8100 min-1 |
| Maximum Fillet Radius Of Housing (Rb Max) | — | 1 mm | — | — |
| Static Axial Rating C0A | — | — | 0 N | — |
| Limiting Speeds(Oil Lub.) | — | — | — | 11000 min-1 |
| Minimum Chamfer Dimension Of Outer Ring Back Face (R3, 4 M) | — | 1 mm | — | — |
| Load Center Spread : A | — | — | — | 12.2 mm |
| Minimum Diameter Of Housing Shoulder (Da Min) | — | 56 mm | — | — |
| Constant E | — | — | — | 0.37 |
| Minimum Diameter Of Housing Shoulder (Db Min) | — | 60 mm | — | — |
| Axial Load Factors : Y1 | — | — | — | 1.60 |
| Width, Outer Ring (C) | — | 15 mm | — | — |
| Axial Load Factors : Y0 | — | — | — | 0.88 |
| Fatigue Load Limit, Radial (Cur) | — | 5,800 N | — | — |
| Da(Min.) | — | — | — | 41 mm |
| Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E) | — | 0.37 | — | — |
| Db(Max.) | — | — | — | 30 mm |
| Maximum Diameter Of Shaft Shoulder (Da Max) | — | 39 mm | — | — |
| Da(Max.) | — | — | — | 44.5 mm |
| Minimum Diameter Of Shaft Shoulder (Db Min) | — | 38 mm | — | — |
| Db(Min.) | — | — | — | 46 mm |
| Maximum Diameter Of Housing Shoulder (Da Max) | — | 59 mm | — | — |
| Sa(Min.) | — | — | — | 2 mm |
| Dynamic Axial Load Factor (Y) | — | 1.6 | — | — |
| Sb(Min.) | — | — | — | 3 mm |
| Maximum Fillet Radius (Ra Max) | — | 1 mm | — | — |
| Ra(Max.) | — | — | — | 1 mm |
| Minimum Axial Space (Cb Min) | — | 3 mm | — | — |
| Rb(Max.) | — | — | — | 1 mm |
| Minimum Chamfer Dimension Of Inner Ring Back Face (R1, 2 M) | — | 1 mm | — | — |
| Mass(Refer.) | — | — | — | 0.144 kg |
| Guidance Rib Diameter Of Inner Ring (D1) | — | 46.7 mm | — | — |
| Minimum Axial Space (Ca Min) | — | 3 mm | — | — |
| Width, Inner Ring (B) | — | 17 mm | — | — |
| Static Axial Load Factor (Y0) | — | 0.88 | — | — |
| Distance Between The Apexes Of The Pressure Cones (A) | — | 14 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.