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 | 23120 | |
| Bore diameter | d | 100 mm |
| Outside diameter | D | 165 mm |
| Width | B | 52 mm |
| Basic dynamic load rating | C | 450 kN |
| Basic static load rating | C0 | 570 kN |
| Fatigue load limit | Pu | 54 kN |
| Reference speed | nref | 2750 r/min |
| Limiting speed | nG | 4000 r/min |
| Mass | ≈m | 4.38 kg |
| Internal clearance | C3 (Group 3) — Internal clearance larger than CN | |
| Cage | M — Brass Cage | |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 200 °C |
Product characteristics6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Design | E1A | Without central rip |
| Bore type | K | Tapered, taper 1:12 |
| Cage | M | Brass Cage |
| Radial internal clearance | C3 (Group 3) | Internal clearance larger than CN |
| Relubrication feature | Standard | |
| Special material | Standard |
Main Dimensions & Performance Data9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 100 mm3.937 in |
| Outside diameter | D | 165 mm6.496 in |
| Width | B | 52 mm2.047 in |
| Basic dynamic load rating, radial | Cr | 450,000 N101,169.065 lbf |
| Basic static load rating, radial | C0r | 570,000 N128,147.482 lbf |
| Fatigue load limit, radial | Cur | 54,000 N12,140.288 lbf |
| Limiting speed | nG | 4,000 1/min |
| Reference speed | nϑr | 2,750 1/min |
| Mass | ≈m | 4.38 kg9.656 lbs |
Mounting dimensions6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum diameter shaft shoulder | da min | 111 mm4.37 in |
| Maximum diameter of housing shoulder | Da max | 154 mm6.063 in |
| Maximum recess radius | ra max | 2 mm0.079 in |
| Maximum diameter of shaft shoulder | da max | 115 mm4.528 in |
| Minimum cavity diameter of the sleeve | db min | 107 mm4.213 in |
| Minimum cavity width of the sleeve | Ba min | 7 mm0.276 in |
Dimensions4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum chamfer dimension | rmin | 2 mm0.079 in |
| Bore diameter outer ring | D1 | 146.3 mm5.76 in |
| Diameter lubrication hole | ds | 3.2 mm0.126 in |
| Width of lubricating groove | ns | 6.5 mm0.256 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 | 0.28 |
| Dynamic axial load factor | Y1 | 2.37 |
| Dynamic axial load factor | Y2 | 3.53 |
| Static axial load factor | Y0 | 2.32 |
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 Identity7 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 388930 | |
| Brand | FAG | |
| Base Type | 23120 | |
| Old Designation | ["23120-E1A-K-M-C3","23120E1AK.M.C3"] | |
| X Life Marking | XL | |
| SAP material number | 0190303390030 | |
| Base product | 2305091121 |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Spherical roller bearings 231..-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 | H3120 | |
| Withdrawal sleeve | AHX3120 |
Technical Data24 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 100 mm | |
| Outside Diamater (D) | 165 mm | |
| Total Width (B) | 52 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 450,000 N | |
| Basic Static Load Rating, Radial (C0R) | 570,000 N | |
| Diameter Lubrication Hole (Ds) | 3.2 mm | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Minimum Diameter Shaft Shoulder (Da) | 111 mm | |
| Operating Temperature Max. (Tmax) | 200 °C | |
| Limiting Speed (Limiting Spe) | 4,000 1/min | |
| Reference Speed (Nϑr) | 2,750 1/min | |
| Maximum Recess Radius (Ra Max) | 2 mm | |
| Maximum Diameter Of Housing Shoulder (Da) | 154 mm | |
| Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E) | 0.28 | |
| Width Of Lubricating Groove (Ns) | 6.5 mm | |
| Dynamic Axial Load Factor (Y1) | 2.37 | |
| Bore Diameter Outer Ring (D1) | 146.3 mm | |
| Maximum Diameter Of Shaft Shoulder (Da Max) | 115 mm | |
| Minimum Chamfer Dimension (Rmin) | 2 mm | |
| Static Axial Load Factor (Y0) | 2.32 | |
| Dynamic Axial Load Factor (Y2) | 3.53 | |
| Minimum Cavity Width Of The Sleeve (Ba Min) | 7 mm | |
| Minimum Cavity Diameter Of The Sleeve (Db Min) | 107 mm | |
| Fatigue Load Limit, Radial (Cur) | 54,000 N |
