Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications17 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | 2311 | |
| Bore diameter | d | 55 mm |
| Outside diameter | D | 120 mm |
| Width | B | 43 mm |
| Basic dynamic load rating | C | 77 kN |
| Basic static load rating | C0 | 24 kN |
| Fatigue load limit | Pu | 1.52 kN |
| Reference speed | nref | 7100 r/min |
| Limiting speed | nG | 5700 r/min |
| Mass | ≈m | 2.05 kg |
| Precision class | PN — Normal (ISO 492:2023) | |
| Internal clearance | C3 (Group 3) — Internal clearance larger than CN | |
| Sealing | Without — Not sealed | |
| Cage | TVH — Solid cage made of glass-fiber reinforced polyamide PA66 | |
| Lubricant | Without — Bearing not greased | |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 120 °C |
Precision classification2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Radial ball bearing tolerance equivalent | ABEC 1Derived from ISO Normal; not a direct ABEC marking | |
| Mapping basis | ISO 492 / ANSI/ABMA 20The original manufacturer tolerance remains the controlling value. |
Product characteristics6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore type | K | Tapered, taper 1:12 |
| Type of Seal | Without | Not sealed |
| Cage | TVH | Solid cage made of glass-fiber reinforced polyamide PA66 |
| Tolerance class | PN | Normal (ISO 492:2023) |
| Radial internal clearance | C3 (Group 3) | Internal clearance larger than CN |
| Lubricant | Without | Bearing not greased |
Main Dimensions & Performance Data9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 55 mm2.165 in |
| Outside diameter | D | 120 mm4.724 in |
| Width | B | 43 mm1.693 in |
| Basic dynamic load rating, radial | Cr | 77,000 N17,311.151 lbf |
| Basic static load rating, radial | C0r | 24,000 N5,395.683 lbf |
| Fatigue load limit, radial | Cur | 1,520 N341.727 lbf |
| Limiting speed | nG | 5,700 1/min |
| Reference speed | nϑr | 7,100 1/min |
| Mass | ≈m | 2.05 kg4.519 lbs |
Mounting dimensions6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum diameter shaft shoulder | da min | 66 mm2.598 in |
| Maximum diameter shaft shoulder | da max | 69 mm2.717 in |
| Maximum diameter of housing shoulder | Da max | 109 mm4.291 in |
| Minimum cavity diameter of the sleeve | db min | 61 mm2.402 in |
| Minimum cavity width of the sleeve | Ba min | 6 mm0.236 in |
| Maximum fillet radius | ra max | 2 mm0.079 in |
Dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum chamfer dimension | rmin | 2 mm0.079 in |
| Shoulder diameter outer ring | D1 | 100.2 mm3.945 in |
| Shoulder diameter inner ring | d1 | 71.68 mm2.822 in |
Temperature range2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Operating temperature min. | Tmin | -30 °C-22 °F |
| Operating temperature max. | Tmax | 120 °C248 °F |
Calculation factors4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y | e | 0.42 |
| Dynamic axial load factor | Y1 | 1.5 |
| Dynamic axial load factor | Y2 | 2.33 |
| Static axial load factor | Y0 | 1.58 |
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 | 366220 | |
| Brand | FAG | |
| Base Type | 2311 | |
| Old Designation | ["2311K.TV.C3"] | |
| X Life Marking | n.r. | |
| SAP material number | 0389072830030 | |
| Base product | 2305080601 | |
| Bearing X designation | 2311-K-TVH-C3 | |
| Mounting Manager ID | 2311-K-TVH-C3 | |
| Grease application ID | 2311-K-TVH-C3 |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Self-aligning ball bearing 23..-K-TVH, tapered bore taper 1:12, plastic cage | |
| Short Description | Self-aligning ball bearing |
Additional information1 parameter
| Parameter | Symbol | Value |
|---|---|---|
| Adapter sleeve | H2311 |
Technical Data23 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 55 mm | |
| Outside Diameter (D) | 120 mm | |
| Width (B) | 43 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 77,000 N | |
| Basic Static Load Rating, Radial (C0R) | 24,000 N | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Limiting Speed (Ng) | 5,700 1/min | |
| Operating Temperature Max. (Tmax) | 120 °C | |
| Reference Speed (Nϑr) | 7,100 1/min | |
| Fatigue Load Limit, Radial (Cur) | 1,520 N | |
| Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E) | 0.42 | |
| Maximum Diameter Of Shaft Shoulder (Da Max) | 69 mm | |
| Minimum Diameter Of Shaft Shoulder (Db Min) | 61 mm | |
| Minimum Diameter Shaft Shoulder (Da Min) | 66 mm | |
| Shoulder Diameter Inner Ring (D1) | 71.68 mm | |
| Dynamic Axial Load Factor (Y1) | 1.5 | |
| Maximum Diameter Of Housing Shoulder (Da Max) | 109 mm | |
| Minimum Chamfer Dimension (Rmin) | 2 mm | |
| Maximum Fillet Radius (Ra Max) | 2 mm | |
| Shoulder Diameter Outer Ring (D1) | 100.2 mm | |
| Dynamic Axial Load Factor (Y2) | 2.33 | |
| Minimum Cavity Width Of The Sleeve (Ba Min) | 6 mm | |
| Static Axial Load Factor (Y0) | 1.58 |
