Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications14 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | 23284 | |
| Bore diameter | d | 420 mm |
| Outside diameter | D | 760 mm |
| Width | B | 272 mm |
| Basic dynamic load rating | C | 7800 kN |
| Basic static load rating | C0 | 12300 kN |
| Fatigue load limit | Pu | 820 kN |
| Reference speed | nref | 340 r/min |
| Limiting speed | nG | 770 r/min |
| Mass | ≈m | 522.5 kg |
| Internal clearance | C4 (Group 4) — Internal clearance larger than C3 | |
| Cage | MB1 — Solid brass cage | |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 200 °C |
Product characteristics5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Design | BEA | With lose center lip ring |
| Bore type | K | Tapered, taper 1:12 |
| Cage | MB1 | Solid brass cage |
| Radial internal clearance | C4 (Group 4) | Internal clearance larger than C3 |
| Relubrication feature | Standard |
Main Dimensions & Performance Data9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 420 mm16.535 in |
| Outside diameter | D | 760 mm29.921 in |
| Width | B | 272 mm10.709 in |
| Basic dynamic load rating, radial | Cr | 7,800,000 N1,753,597.122 lbf |
| Basic static load rating, radial | C0r | 12,300,000 N2,765,287.77 lbf |
| Fatigue load limit, radial | Cur | 820,000 N184,352.518 lbf |
| Limiting speed | nG | 770 1/min |
| Reference speed | nϑr | 340 1/min |
| Mass | ≈m | 522.5 kg1,151.914 lbs |
Mounting dimensions6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum diameter shaft shoulder | da min | 452 mm17.795 in |
| Maximum diameter of housing shoulder | Da max | 728 mm28.661 in |
| Maximum recess radius | ra max | 6 mm0.236 in |
| Maximum diameter of shaft shoulder | da max | 495 mm19.488 in |
| Minimum cavity diameter of the sleeve | db min | 449 mm17.677 in |
| Minimum cavity width of the sleeve | Ba min | 16 mm0.63 in |
Dimensions4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum chamfer dimension | rmin | 7.5 mm0.295 in |
| Bore diameter outer ring | D1 | 643.4 mm25.331 in |
| Diameter lubrication hole | ds | 12.5 mm0.492 in |
| Width of lubricating groove | ns | 23.5 mm0.925 in |
Temperature range2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Operating temperature min. | Tmin | -30 °C-22 °F |
| Operating temperature max. | Tmax | 200 °C392 °F |
Calculation factors4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y | e | 0.36 |
| Dynamic axial load factor | Y1 | 1.89 |
| Dynamic axial load factor | Y2 | 2.81 |
| Static axial load factor | Y0 | 1.84 |
Capabilities & suitability9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Radial load capacity | Yes | |
| Axial load capacity in one direction | Yes | |
| Axial load capacity in both directions | Yes | |
| Suitable for grease lubrication | Yes | |
| Suitable for oil lubrication | Yes | |
| Unsealed design | Yes | |
| Largebearing | Yes | |
| Staticangularerrorandmisalignment | Yes | |
| Dynamicangularerrorandmisalignment | Yes |
Manufacturer Identity7 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 389414 | |
| Brand | FAG | |
| Base Type | 23284 | |
| Old Designation | ["23284-E1A-K-MB1-C4","23284-B-K-MB-C4"] | |
| X Life Marking | XL | |
| SAP material number | 0842069340040 | |
| Base product | 2305091122 |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Spherical roller bearing 232..-BEA-XL-K-MB1, symmetric 2 outer ribs with rib washer | |
| Short Description | Spherical Roller Bearing |
Additional information2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Adapter sleeve | H3284-HG | |
| Withdrawal sleeve | AH3284G-H |
Technical Data24 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 420 mm | |
| Outside Diamater (D) | 760 mm | |
| Total Width (B) | 272 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 7,800,000 N | |
| Basic Static Load Rating, Radial (C0R) | 12,300,000 N | |
| Diameter Lubrication Hole (Ds) | 12.5 mm | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Minimum Diameter Shaft Shoulder (Da) | 452 mm | |
| Operating Temperature Max. (Tmax) | 200 °C | |
| Limiting Speed (Limiting Spe) | 770 1/min | |
| Reference Speed (Nϑr) | 340 1/min | |
| Maximum Recess Radius (Ra Max) | 6 mm | |
| Maximum Diameter Of Housing Shoulder (Da) | 728 mm | |
| Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E) | 0.36 | |
| Width Of Lubricating Groove (Ns) | 23.5 mm | |
| Dynamic Axial Load Factor (Y1) | 1.89 | |
| Bore Diameter Outer Ring (D1) | 643.4 mm | |
| Maximum Diameter Of Shaft Shoulder (Da Max) | 495 mm | |
| Minimum Chamfer Dimension (Rmin) | 7.5 mm | |
| Static Axial Load Factor (Y0) | 1.84 | |
| Dynamic Axial Load Factor (Y2) | 2.81 | |
| Minimum Cavity Width Of The Sleeve (Ba Min) | 16 mm | |
| Minimum Cavity Diameter Of The Sleeve (Db Min) | 449 mm | |
| Fatigue Load Limit, Radial (Cur) | 820,000 N |
