Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications8 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | XSU140744 | |
| Width | B | 56 mm |
| Basic dynamic load rating | C | 195 kN |
| Basic static load rating | C0 | 475 kN |
| Limiting speed | nG | 51 r/min |
| Mass | ≈m | 49.9 kg |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 80 °C |
Manufacturer Identity3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 398479 | |
| Brand | INA | |
| Base Type | XSU140744 |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Crossed roller bearings, standard series 14, without gear teeth, lip seals on both sides | |
| Short Description | Slewing ring, Crossed roller bearing, without gear teeth |
Technical Data32 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Total Height (H) | 56 mm | |
| Basic Static Load Rating, Axial (C0A) | 970,000 N | |
| Height Of Individual Ring (H) | 44.5 mm | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Pitch Circle Diameter Fixing Holes (La) | 790 mm | |
| Basic Dynamic Load Rating, Axial (Ca) | 275,000 N | |
| Operating Temperature Max. (Tmax) | 80 °C | |
| Limiting Speed (Limiting Spe) | 51 1/min | |
| Pitchcircle Diameter Fixing Holes Inner Ring (Li) | 698 mm | |
| Outside Diameter Inner Ring Upper Tolerance (Outside Diam) | 0 mm | |
| Running Accuracy B (Related To The Raceway) (Running Accu) | 0.05 mm | |
| Inner Diameter Outer Ring (Di) | 745 mm | |
| Number Of Fixing Holes In Inner Ring (Ni) | 40 | |
| Fixing Bore (Db) | 14 mm | |
| Outside Diameter Inner Ring (Da) | 743 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 195,000 N | |
| Inner Diameter Outer Ring Upper Tolerance (Inner Diamet) | 0.6 mm | |
| Running Accuracy A (Related To The Raceway) (Running Accu) | 0.05 mm | |
| Length Centering Outer Ring (T) | 10 mm | |
| Minimum Bearing Preload (Vspmin) | 0.01 mm | |
| Diameter Centring Outer Ring (Da) | 814 mm | |
| Outside Diameter Inner Ring Lower Tolerance (Outside Diam) | -0.6 mm | |
| Basic Static Load Rating, Radial (C0R) | 475,000 N | |
| Diameter Centring Inner Ring (Di Zt) | 674 mm | |
| Maximum Bearing Preload (Vspmax) | 0.04 mm | |
| Max. Radial Load Screws (Frictional Contact) (Fr Zul) | 165,200 N | |
| Running Accuracy D (Related To The Raceway) (Running Accu) | 0.08 mm | |
| Width Outer Ring (Ha) | 44.5 mm | |
| Length Centering Inner Ring (T) | 10 mm | |
| Running Accuracy C (Related To The Raceway) (Running Accu) | 0.09 mm | |
| Number Of Fixing Holes In Outer Ring (Na) | 40 | |
| Inner Diameter Outer Ring Lower Tolerance (Inner Diamet) | 0 mm |
