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| Parameter | SKF32328140 × 300 × mm | FAG32328-A140 × 300 × 107.75 mm | KOYO32328R140 × 300 × 102 mm |
|---|---|---|---|
| Comparable specifications | |||
| Brand | SKF | FAG | KOYO |
| Designation | 32328 | 32328-A | 32328R |
| Product family | Tapered roller bearings | — | Single-row / Metric series |
| Detailed type | Single row tapered roller bearing | Tapered roller bearings | Tapered roller bearings |
| Series | — | 32328 | — |
| Bore diameterd | 140 mm | 140 mm | 140 mm |
| Outside diameterD | 300 mm | 300 mm | 300 mm |
| WidthB | — | 107.75 mm | 102 mm |
| Basic dynamic load ratingC | 1220 kN | 1170 kN | 1370 kN |
| Basic static load ratingC0 | 1660 kN | 1710 kN | 1570 kN |
| Fatigue load limitPu | 156 kN | 202 kN | 175 kN |
| Reference speednref | 1600 r/min | 1450 r/min | — |
| Limiting speednG | 2200 r/min | 2270 r/min | 1300 r/min |
| Mass≈m | 34.6 kg | 44.5 kg | 35.1 kg |
| Precision class | — | PN — Normal (ISO 492:2023) | — |
| Sealing | Without | — | — |
| Cage | Sheet metal | Standard — Sheet steel cage, window cage, roller-guided | — |
| Lubricant | None | — | — |
| Minimum operating temperatureTmin | — | -30 °C | — |
| Maximum operating temperatureTmax | — | 200 °C | — |
| 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 | — |
| Classification | |||
| Official Category Path | — | — | Tapered roller bearings - Single-row - Metric series |
| Official Classification 1 | — | — | Tapered roller bearings / Single-row / Metric series |
| Dimensions | |||
| Width, total | 107.75 mm | — | — |
| Width, inner ring | 102.0 mm | — | — |
| Width, outer ring | 85.0 mm | — | — |
| Contact angle | 13.0 ° | — | — |
| Minimum chamfer dimension of inner ring back facer1, 2 min | — | 5 mm | — |
| Minimum chamfer dimension of inner ring back facer1, 2 min | — | 0.197 in | — |
| Minimum chamfer dimension of outer ring back facer3, 4 min | — | 4 mm | — |
| Minimum chamfer dimension of outer ring back facer3, 4 min | — | 0.157 in | — |
| Distance between the apexes of the pressure conesa | — | 74 mm | — |
| Distance between the apexes of the pressure conesa | — | 2.913 in | — |
| Guidance rib diameter of inner ringd1 | — | 215 mm | — |
| Guidance rib diameter of inner ringd1 | — | 8.465 in | — |
| Engineering — Abutment dimensions | |||
| Diameter of shaft abutmentd a | max. 172 mm | — | — |
| Diameter of shaft abutmentd b | min. 159 mm | — | — |
| Diameter of housing abutmentD a | max. 284 mm | — | — |
| Diameter of housing abutmentD b | min. 280 mm | — | — |
| Minimum width of space required in housing on large side faceC a | min. 12 mm | — | — |
| Minimum width of space required in housing on small side faceC b | min. 22.5 mm | — | — |
| Radius of shaft filletr a | max. 5 mm | — | — |
| Radius of housing filletr b | max. 4 mm | — | — |
| Engineering — Calculation data | |||
| Limiting valuee | 0.35 | — | — |
| Calculation factorY | 1.7 | — | — |
| Calculation factorY 0 | 0.9 | — | — |
| Engineering — Dimensions | |||
| Bearing width, totalT | 107.75 mm | — | — |
| Shoulder diameter of inner ringd 1 | ≈ 212.5 mm | — | — |
| Width of inner ringB | 102 mm | — | — |
| Width of outer ringC | 85 mm | — | — |
| Chamfer dimension of inner ringr 1,2 | min. 5 mm | — | — |
| Chamfer dimension of outer ringr 3,4 | min. 4 mm | — | — |
| Distance side face to pressure pointa | 71.945 mm | — | — |
| Engineering — Engineering specifications | |||
| Dimension series | 2GD | — | — |
| Logistics | |||
| Product net weight | 34.6 kg | — | — |
| eClass code | 23-05-09-10 | — | — |
| UNSPSC code | 31171516 | — | — |
| Main Dimensions & Performance Data | |||
| Width, inner ringB | — | 102 mm | — |
| Width, inner ringB | — | 4.016 in | — |
| Width, outer ringC | — | 85 mm | — |
| Width, outer ringC | — | 3.346 in | — |
| Width, totalT | — | 107.75 mm | — |
| Width, totalT | — | 4.242 in | — |
| Basic dynamic load rating, radialCr | — | 1,170,000 N | — |
| Basic dynamic load rating, radialCr | — | 263,039.568 lbf | — |
| Basic static load rating, radialC0r | — | 1,710,000 N | — |
| Basic static load rating, radialC0r | — | 384,442.446 lbf | — |
| Fatigue load limit, radialCur | — | 202,000 N | — |
| Fatigue load limit, radialCur | — | 45,413.669 lbf | — |
| Thermal speed ratingnϑr | — | 1,450 1/min | — |
| Manufacturer Identity | |||
| Schaeffler Product Code | — | 383706 | — |
| Official Class Key | — | — | 050-010-010 |
| Base Type | — | 32328 | — |
| Old Designation | — | ["32328A"] | — |
| Gpsd Group | — | F04 | — |
| Product Line Id | — | 64 | — |
| X Life Marking | — | n.r. | — |
| SAP material number | — | 0167132060000 | — |
| Base product | — | 2305091001 | — |
| Bearing X designation | — | 32328-A | — |
| Mounting Manager ID | — | 32328-A | — |
| Grease application ID | — | 32328-A | — |
| Mounting dimensions | |||
| Maximum diameter of shaft shoulderda max | — | 170 mm | — |
| Maximum diameter of shaft shoulderda max | — | 6.693 in | — |
| Minimum diameter of shaft shoulderdb min | — | 157 mm | — |
| Minimum diameter of shaft shoulderdb min | — | 6.181 in | — |
| Minimum diameter of housing shoulderDa min | — | 247 mm | — |
| Minimum diameter of housing shoulderDa min | — | 9.724 in | — |
| Maximum diameter of housing shoulderDa max | — | 282 mm | — |
| Maximum diameter of housing shoulderDa max | — | 11.102 in | — |
| Minimum diameter of housing shoulderDb min | — | 280 mm | — |
| Minimum diameter of housing shoulderDb min | — | 11.024 in | — |
| Minimum axial spaceCa min | — | 10 mm | — |
| Minimum axial spaceCa min | — | 0.394 in | — |
| Minimum axial spaceCb min | — | 22.5 mm | — |
| Minimum axial spaceCb min | — | 0.886 in | — |
| Maximum fillet radius of shaftra max | — | 5 mm | — |
| Maximum fillet radius of shaftra max | — | 0.197 in | — |
| Maximum fillet radius of housingrb max | — | 4 mm | — |
| Maximum fillet radius of housingrb max | — | 0.157 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 323, main dimensions acc. to DIN 720, separable | — |
| Short Description | — | Tapered roller bearing | — |
| Properties | |||
| Bearing part | Complete bearing | — | — |
| Number of rows | 1 | — | — |
| 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 | 128.0 kg CO 2 e | — | — |
| Technical Data | |||
| d | — | — | 300 mm |
| T | — | — | 107.75 mm |
| B | — | — | 102 mm |
| C | — | — | 85 mm |
| Bore Diameter (D) | — | 140 mm | — |
| R(Min.) | — | — | 5 mm |
| Outside Diameter (D) | — | 300 mm | — |
| R1(Min.) | — | — | 4 mm |
| Width (B) | — | 107.75 mm | — |
| Basic Load Ratings : Cr | — | — | 1370 kN |
| Basic Dynamic Load Rating, Radial (Cr) | — | 1,170,000 N | — |
| Basic Load Ratings : C0R | — | — | 1570 kN |
| Basic Static Load Rating, Radial (C0R) | — | 1,710,000 N | — |
| Fatigue Load Limit : Cu | — | — | 175 kN |
| Operating Temperature Min. (Tmin) | — | -30 °C | — |
| Limiting Speeds(Grease Lub.) | — | — | 1300 min-1 |
| Limiting Speed (Ng) | — | 2,270 1/min | — |
| Limiting Speeds(Oil Lub.) | — | — | 1700 min-1 |
| Operating Temperature Max. (Tmax) | — | 200 °C | — |
| Load Center Spread : A | — | — | 74.2 mm |
| Reference Speed (Nϑr) | — | 1,450 1/min | — |
| Constant E | — | — | 0.35 |
| Maximum Fillet Radius Of Housing (Rb Max) | — | 4 mm | — |
| Axial Load Factors : Y1 | — | — | 1.74 |
| Minimum Chamfer Dimension Of Outer Ring Back Face (R3, 4 M) | — | 4 mm | — |
| Axial Load Factors : Y0 | — | — | 0.96 |
| Minimum Diameter Of Housing Shoulder (Da Min) | — | 247 mm | — |
| Da(Min.) | — | — | 246 mm |
| Minimum Diameter Of Housing Shoulder (Db Min) | — | 280 mm | — |
| Db(Max.) | — | — | 175 mm |
| Width, Outer Ring (C) | — | 85 mm | — |
| Da(Max.) | — | — | 282 mm |
| Fatigue Load Limit, Radial (Cur) | — | 202,000 N | — |
| Db(Min.) | — | — | 280 mm |
| Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E) | — | 0.35 | — |
| Sa(Min.) | — | — | 10 mm |
| Maximum Diameter Of Shaft Shoulder (Da Max) | — | 170 mm | — |
| Sb(Min.) | — | — | 17 mm |
| Minimum Diameter Of Shaft Shoulder (Db Min) | — | 157 mm | — |
| Ra(Max.) | — | — | 4 mm |
| Maximum Diameter Of Housing Shoulder (Da Max) | — | 282 mm | — |
| Rb(Max.) | — | — | 3 mm |
| Dynamic Axial Load Factor (Y) | — | 1.74 | — |
| Mass(Refer.) | — | — | 35.1 kg |
| Maximum Fillet Radius (Ra Max) | — | 5 mm | — |
| Minimum Axial Space (Cb Min) | — | 22.5 mm | — |
| Minimum Chamfer Dimension Of Inner Ring Back Face (R1, 2 M) | — | 5 mm | — |
| Guidance Rib Diameter Of Inner Ring (D1) | — | 215 mm | — |
| Minimum Axial Space (Ca Min) | — | 10 mm | — |
| Width, Inner Ring (B) | — | 102 mm | — |
| Static Axial Load Factor (Y0) | — | 0.96 | — |
| Distance Between The Apexes Of The Pressure Cones (A) | — | 74 mm | — |
| Temperature range | |||
| Operating temperature min.Tmin | — | -30 °C | — |
| Operating temperature min.Tmin | — | -22 °F | — |
| Operating temperature max.Tmax | — | 200 °C | — |
| Operating temperature max.Tmax | — | 392 °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.