Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications15 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | HCNU208 | |
| Bore diameter | d | 40 mm |
| Outside diameter | D | 80 mm |
| Width | B | 18 mm |
| Basic dynamic load rating | C | 53 kN |
| Basic static load rating | C0 | 50 kN |
| Fatigue load limit | Pu | 4.05 kN |
| Reference speed | nref | 7700 r/min |
| Limiting speed | nG | 10900 r/min |
| Mass | ≈m | 0.311 kg |
| Precision class | PN — Normal (ISO 492:2023) | |
| Internal clearance | CN (Group N) — Normal internal clearance | |
| Cage | TVP2 — Solid Window Cage made from PA66 | |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 120 °C |
Product characteristics5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Design | E | Increased Capacity Design |
| Cage | TVP2 | Solid Window Cage made from PA66 |
| Radial internal clearance | CN (Group N) | Normal internal clearance |
| Tolerance class | PN | Normal (ISO 492:2023) |
| Number of rows | 1 | Single-row design |
Main Dimensions & Performance Data9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 40 mm1.575 in |
| Outside diameter | D | 80 mm3.15 in |
| Width | B | 18 mm0.709 in |
| Basic dynamic load rating, radial | Cr | 53,000 N11,915.468 lbf |
| Basic static load rating, radial | C0r | 50,000 N11,241.007 lbf |
| Fatigue load limit, radial | Cur | 4,050 N910.522 lbf |
| Limiting speed | nG | 10,900 1/min |
| Reference speed | nϑr | 7,700 1/min |
| Mass | ≈m | 0.311 kg0.686 lbs |
Mounting dimensions6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum diameter shaft shoulder | da min | 47 mm1.85 in |
| Maximum diameter of shaft shoulder | da max | 49 mm1.929 in |
| Minimum shaft shoulder | db min | 52 mm2.047 in |
| Maximum diameter of housing shoulder | Da max | 73 mm2.874 in |
| Maximum recess radius | ra max | 1 mm0.039 in |
| Maximum recess radius | ra1 max | 1 mm0.039 in |
Dimensions6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum chamfer dimension | rmin | 1.1 mm0.043 in |
| Minimum chamfer dimension | r1 min | 1.1 mm0.043 in |
| Axial displacement | s | 1 mm0.039 in |
| Raceway diameter outer ring | E | 71.5 mm2.815 in |
| Raceway diameter inner ring | F | 49.5 mm1.949 in |
| Minimum rib diameter outer ring | D1 min | 68.3 mm2.689 in |
Temperature range2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Operating temperature min. | Tmin | -30 °C-22 °F |
| Operating temperature max. | Tmax | 120 °C248 °F |
Capabilities & suitability4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Radial load capacity | Yes | |
| Suitable for grease lubrication | Yes | |
| Suitable for oil lubrication | Yes | |
| Unsealed design | Yes |
Manufacturer Identity4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 1741020 | |
| Brand | FAG | |
| Base Type | HCNU208 | |
| Base product | 2305090102 |
Product Identity1 parameter
| Parameter | Symbol | Value |
|---|---|---|
| Short Description | Cylindrical roller bearing |
Technical Data22 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 40 mm | |
| Outside Diamater (D) | 80 mm | |
| Total Width (B) | 18 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 53,000 N | |
| Basic Static Load Rating, Radial (C0R) | 50,000 N | |
| Raceway Diameter Inner Ring (F) | 49.5 mm | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Minimum Diameter Shaft Shoulder (Da) | 47 mm | |
| Operating Temperature Max. (Tmax) | 120 °C | |
| Limiting Speed (Limiting Spe) | 10,900 1/min | |
| Reference Speed (Nϑr) | 7,700 1/min | |
| Maximum Recess Radius (Ra Max) | 1 mm | |
| Maximum Diameter Of Housing Shoulder (Da) | 73 mm | |
| Minimum Chamfer Dimension (R1 Min) | 1.1 mm | |
| Axial Displacement (S) | 1 mm | |
| Minimum Rib Diameter Outer Ring (D1 Min) | 68.3 mm | |
| Maximum Diameter Of Shaft Shoulder (Da Max) | 49 mm | |
| Maximum Recess Radius (Ra1 Max) | 1 mm | |
| Minimum Chamfer Dimension (Rmin) | 1.1 mm | |
| Raceway Diameter Outer Ring (E) | 71.5 mm | |
| Minimum Shaft Shoulder (Db Min) | 52 mm | |
| Fatigue Load Limit, Radial (Cur) | 4,050 N |
