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 | 23228 | |
| Bore diameter | d | 140 mm |
| Outside diameter | D | 250 mm |
| Width | B | 88 mm |
| Basic dynamic load rating | C | 1090 kN |
| Basic static load rating | C0 | 1400 kN |
| Fatigue load limit | Pu | 116 kN |
| Reference speed | nref | 1550 r/min |
| Limiting speed | nG | 2600 r/min |
| Mass | ≈m | 17.804 kg |
| Internal clearance | CN (Group N) — Normal internal clearance | |
| Cage | M — Brass Cage | |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 200 °C |
Product characteristics5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Design | E1A | Without central rip |
| Bore type | K | Tapered, taper 1:12 |
| Cage | M | Brass Cage |
| Radial internal clearance | CN (Group N) | Normal internal clearance |
| Relubrication feature | Standard |
Main Dimensions & Performance Data9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 140 mm5.512 in |
| Outside diameter | D | 250 mm9.843 in |
| Width | B | 88 mm3.465 in |
| Basic dynamic load rating, radial | Cr | 1,090,000 N245,053.957 lbf |
| Basic static load rating, radial | C0r | 1,400,000 N314,748.201 lbf |
| Fatigue load limit, radial | Cur | 116,000 N26,079.137 lbf |
| Limiting speed | nG | 2,600 1/min |
| Reference speed | nϑr | 1,550 1/min |
| Mass | ≈m | 17.804 kg39.251 lbs |
Mounting dimensions6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum diameter shaft shoulder | da min | 154 mm6.063 in |
| Maximum diameter of housing shoulder | Da max | 236 mm9.291 in |
| Maximum recess radius | ra max | 2.5 mm0.098 in |
| Maximum diameter of shaft shoulder | da max | 162 mm6.378 in |
| Minimum cavity diameter of the sleeve | db min | 152 mm5.984 in |
| Minimum cavity width of the sleeve | Ba min | 22 mm0.866 in |
Dimensions4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum chamfer dimension | rmin | 3 mm0.118 in |
| Bore diameter outer ring | D1 | 216 mm8.504 in |
| Diameter lubrication hole | ds | 6.3 mm0.248 in |
| Width of lubricating groove | ns | 12.2 mm0.48 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 | 0.33 |
| Dynamic axial load factor | Y1 | 2.04 |
| Dynamic axial load factor | Y2 | 3.04 |
| Static axial load factor | Y0 | 2 |
Capabilities & suitability8 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 | |
| Staticangularerrorandmisalignment | Yes | |
| Dynamicangularerrorandmisalignment | Yes |
Manufacturer Identity10 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 389036 | |
| Brand | FAG | |
| Base Type | 23228 | |
| Old Designation | ["23228E1AK.M","23228-E1A-K-M"] | |
| X Life Marking | XL | |
| SAP material number | 0190359930000 | |
| Base product | 2305091121 | |
| Bearing X designation | 23228-E1A-XL-K-M | |
| Mounting Manager ID | 23228-E1A-XL-K-M | |
| Grease application ID | 23228-E1A-XL-K-M |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Spherical roller bearings 232..-E1A-K, main dimensions to DIN 635-2, with tapered bore, taper 1:12 | |
| Short Description | Spherical Roller Bearing |
Additional information2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Adapter sleeve | H2328 | |
| Withdrawal sleeve | AHX3228G |
Technical Data24 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 140 mm | |
| Outside Diamater (D) | 250 mm | |
| Total Width (B) | 88 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 1,090,000 N | |
| Basic Static Load Rating, Radial (C0R) | 1,400,000 N | |
| Diameter Lubrication Hole (Ds) | 6.3 mm | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Minimum Diameter Shaft Shoulder (Da) | 154 mm | |
| Operating Temperature Max. (Tmax) | 200 °C | |
| Limiting Speed (Limiting Spe) | 2,600 1/min | |
| Reference Speed (Nϑr) | 1,550 1/min | |
| Maximum Recess Radius (Ra Max) | 2.5 mm | |
| Maximum Diameter Of Housing Shoulder (Da) | 236 mm | |
| Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E) | 0.33 | |
| Width Of Lubricating Groove (Ns) | 12.2 mm | |
| Dynamic Axial Load Factor (Y1) | 2.04 | |
| Bore Diameter Outer Ring (D1) | 216 mm | |
| Maximum Diameter Of Shaft Shoulder (Da Max) | 162 mm | |
| Minimum Chamfer Dimension (Rmin) | 3 mm | |
| Static Axial Load Factor (Y0) | 2 | |
| Dynamic Axial Load Factor (Y2) | 3.04 | |
| Minimum Cavity Width Of The Sleeve (Ba Min) | 22 mm | |
| Minimum Cavity Diameter Of The Sleeve (Db Min) | 152 mm | |
| Fatigue Load Limit, Radial (Cur) | 116,000 N |
