Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications13 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | HCB7020 | |
| Bore diameter | d | 100 mm |
| Outside diameter | D | 150 mm |
| Width | B | 24 mm |
| Basic dynamic load rating | C | 83 kN |
| Basic static load rating | C0 | 55 kN |
| Fatigue load limit | Pu | 3.95 kN |
| Mass | ≈m | 1.01 kg |
| Precision class | P4S — Tolerance class P4S, FAG standard better than P4 to ISO 492:2023 | |
| Sealing | Without | |
| Cage | T — Laminated fabric cage | |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 100 °C |
Product characteristics7 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Contact angle | C | Contact angle 15° |
| Type of Seal | Without | |
| Shape of outer surface | DLR | Direct lubrication, annular slots with O rings |
| Cage | T | Laminated fabric cage |
| Tolerance class | P4S | Tolerance class P4S, FAG standard better than P4 to ISO 492:2023 |
| Arrangement bearing set | U | Single bearing |
| Preload class | L | Preload light |
Main Dimensions & Performance Data9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 100 mm3.937 in |
| Outside diameter | D | 150 mm5.906 in |
| Width | B | 24 mm0.945 in |
| Basic dynamic load rating, radial | Cr | 83,000 N18,660.072 lbf |
| Basic static load rating, radial | C0r | 55,000 N12,365.108 lbf |
| Fatigue load limit, radial | Cur | 3,950 N888.04 lbf |
| Limiting speed for grease lubrication | nG Grease | 13,000 1/min |
| Limiting speed for oil lubrication | nG Oil | 19,000 1/min |
| Mass | ≈m | 1.01 kg2.227 lbs |
Mounting dimensions11 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Diameter shaft shoulder | da | 110 mm4.331 in |
| Diameter shaft shoulder clearance | da | h12 |
| Shoulder diameter outer ring | Da | 141 mm5.551 in |
| Shoulder diameter outer ring clearance | Da | H12 |
| Maximum recess radius | ra max | 1.5 mm0.059 in |
| Maximum recess radius | ra1 max | 0.6 mm0.024 in |
| Distance ring grooves | BN | 5.5 mm0.217 in |
| Distance ring grooves | BN1 | 5.5 mm0.217 in |
| Distance to lubrication hole | SN | 14.5 mm0.571 in |
| Width of lubricating groove | SB | 2.2 mm0.087 in |
| Distance between the apexes of the pressure cones | a | 28.7 mm1.13 in |
Dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum chamfer dimension | rmin | 1.5 mm0.059 in |
| Minimum chamfer dimension | r1 min | 1.5 mm0.059 in |
| Contact angle | α | 15 ° |
Temperature range2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Operating temperature min. | Tmin | -30 °C-22 °F |
| Operating temperature max. | Tmax | 100 °C212 °F |
Capabilities & suitability4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Radial load capacity | Yes | |
| Axial load capacity in one direction | Yes | |
| Suitable for oil lubrication | Yes | |
| Unsealed design | Yes |
Manufacturer Identity6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 1741158 | |
| Brand | FAG | |
| Base Type | HCB7020 | |
| Base product | 2305080312 | |
| Bearing X designation | HCB7020-CDLR-T-P4S | |
| Mounting Manager ID | HCB7020-CDLR-T-P4S |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Spindle bearing HCB70..-CDLR, adjusted, in pairs or sets, contact angle α = 15°, with ceramic balls, restricted tolerances, for direct oil feed via outer ring, with inserted O rings | |
| Short Description | Spindle bearing |
Additional information9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Preload force light | FV L | 241 N54.182 lbf |
| Preload force medium | FV M | 823 N185.027 lbf |
| Preload force heavy | FV H | 1,703 N382.869 lbf |
| Lift-off force light | KaE L | 717 N161.196 lbf |
| Lift-off force medium | KaE M | 2,587 N581.61 lbf |
| Lift-off force heavy | KaE H | 5,636 N1,267.086 lbf |
| Axial rigidity light | ca L | 89 N/µm |
| Axial rigidity medium | ca M | 148 N/µm |
| Axial rigidity heavy | ca H | 206 N/µm |
Technical Data31 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 100 mm | |
| Outside Diameter (D) | 150 mm | |
| Width (B) | 24 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 83,000 N | |
| Basic Static Load Rating, Radial (C0R) | 55,000 N | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Operating Temperature Max. (Tmax) | 100 °C | |
| Axial Rigidity Heavy (Ca H) | 206 N/µm | |
| Axial Rigidity Light (Ca L) | 89 N/µm | |
| Axial Rigidity Medium (Ca M) | 148 N/µm | |
| Diameter Shaft Shoulder (Da) | 110 mm | |
| Distance Ring Grooves (Bn1) | 5.5 mm | |
| Distance Ring Grooves (Bn) | 5.5 mm | |
| Distance To Lubrication Hole (Sn) | 14.5 mm | |
| Lift Off Force Heavy (Kae H) | 5,636 N | |
| Lift Off Force Light (Kae L) | 717 N | |
| Lift Off Force Medium (Kae M) | 2,587 N | |
| Limiting Speed For Oil Lubrication (Ng Oil) | 19,000 1/min | |
| Preload Force Heavy (Fv H) | 1,703 N | |
| Preload Force Light (Fv L) | 241 N | |
| Preload Force Medium (Fv M) | 823 N | |
| Shoulder Diameter Outer Ring (Da) | 141 mm | |
| Width Of Lubricating Groove (Sb) | 2.2 mm | |
| Limiting Speed For Grease Lubrication (Ng Grea) | 13,000 1/min | |
| Fatigue Load Limit, Radial (Cur) | 3,950 N | |
| Minimum Chamfer Dimension (Rmin) | 1.5 mm | |
| Maximum Fillet Radius (Ra Max) | 1.5 mm | |
| Maximum Recess Radius (Ra1 Max) | 0.6 mm | |
| Minimum Chamfer Dimension (R1 Min) | 1.5 mm | |
| Contact Angle (Α) | 15 ° | |
| Distance Between The Apexes Of The Pressure Cones (A) | 28.7 mm |
