Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications12 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | SL181888 | |
| Bore diameter | d | 440 mm |
| Outside diameter | D | 540 mm |
| Width | B | 46 mm |
| Basic dynamic load rating | C | 700 kN |
| Basic static load rating | C0 | 1470 kN |
| Fatigue load limit | Pu | 147 kN |
| Reference speed | nref | 415 r/min |
| Limiting speed | nG | 620 r/min |
| Mass | ≈m | 21.8 kg |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 120 °C |
Manufacturer Identity3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 375279 | |
| Brand | INA | |
| Base Type | SL181888 |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Cylindrical roller bearing SL1818..-E, full complement roller set, single row, semi-locating bearing, 1 rib on outer ring, 2 ribs on inner ring, type SL18 | |
| Short Description | Cylindrical roller bearing |
Technical Data20 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 440 mm | |
| Outside Diamater (D) | 540 mm | |
| Total Width (B) | 46 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 700,000 N | |
| Basic Static Load Rating, Radial (C0R) | 1,470,000 N | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Minimum Diameter Shaft Shoulder (Da) | 473.5 mm | |
| Operating Temperature Max. (Tmax) | 120 °C | |
| Limiting Speed (Limiting Spe) | 620 1/min | |
| Minimum Shaft Shoulder (Dc Min) | 473.5 mm | |
| Reference Speed (Nϑr) | 415 1/min | |
| Maximum Recess Radius (Ra Max) | 2.1 mm | |
| Maximum Diameter Of Housing Shoulder (Da) | 506 mm | |
| Maximum Rib Diameter Inner Ring (D1) | 473.5 mm | |
| Axial Displacement (S) | 4 mm | |
| Minimum Rib Diameter Outer Ring (D1 Min) | 506 mm | |
| Minimum Chamfer Dimension (Rmin) | 2.1 mm | |
| Raceway Diameter Outer Ring (E) | 517 mm | |
| Minimum Diameter Of Housing Shoulder (De Min) | 517 mm | |
| Fatigue Load Limit, Radial (Cur) | 147,000 N |