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 | SL1818/630 | |
| Bore diameter | d | 630 mm |
| Outside diameter | D | 780 mm |
| Width | B | 69 mm |
| Basic dynamic load rating | C | 1410 kN |
| Basic static load rating | C0 | 3150 kN |
| Fatigue load limit | Pu | 285 kN |
| Reference speed | nref | 260 r/min |
| Limiting speed | nG | 425 r/min |
| Mass | ≈m | 68 kg |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 120 °C |
Manufacturer Identity3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 375139 | |
| Brand | INA | |
| Base Type | SL1818/630 |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Cylindrical roller bearing, SL1818..-E-TB 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) | 630 mm | |
| Outside Diamater (D) | 780 mm | |
| Total Width (B) | 69 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 1,410,000 N | |
| Basic Static Load Rating, Radial (C0R) | 3,150,000 N | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Minimum Diameter Shaft Shoulder (Da) | 680 mm | |
| Operating Temperature Max. (Tmax) | 120 °C | |
| Limiting Speed (Limiting Spe) | 425 1/min | |
| Minimum Shaft Shoulder (Dc Min) | 680 mm | |
| Reference Speed (Nϑr) | 260 1/min | |
| Maximum Recess Radius (Ra Max) | 4 mm | |
| Maximum Diameter Of Housing Shoulder (Da) | 725.5 mm | |
| Maximum Rib Diameter Inner Ring (D1) | 680 mm | |
| Axial Displacement (S) | 7.5 mm | |
| Minimum Rib Diameter Outer Ring (D1 Min) | 725.6 mm | |
| Minimum Chamfer Dimension (Rmin) | 4 mm | |
| Raceway Diameter Outer Ring (E) | 742.5 mm | |
| Minimum Diameter Of Housing Shoulder (De Min) | 742.5 mm | |
| Fatigue Load Limit, Radial (Cur) | 285,000 N |