Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications10 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | VI140326 | |
| Bore diameter | d | 250 mm |
| Outside diameter | D | 382 mm |
| Width | B | 53 mm |
| Height | H | 59 mm |
| Basic dynamic load rating | C | 74 kN |
| Basic static load rating | C0 | 158 kN |
| Mass | ≈m | 18 kg |
| Minimum operating temperature | Tmin | -25 °C |
| Maximum operating temperature | Tmax | 80 °C |
Manufacturer Identity3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 1146238 | |
| Brand | INA | |
| Base Type | VI140326 |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Slewing ring, 4 point contact bearing, internal gear teeth | |
| Short Description | Slewing ring, 4 point contact bearing, internal gear teeth |
Technical Data43 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D1) | 250 mm | |
| Outside Diameter (Da) | 382 mm | |
| Width (Width) | 53 mm | |
| Basic Static Load Rating, Axial (C0A) | 395,000 N | |
| Number Of Teeth (Z) | 73 | |
| Profile Shift (Profile Shif) | -0.749 mm | |
| Operating Temperature Min. (Tmin) | -25 °C | |
| Pitch Circle Diameter Gearing (D0) | 255.5 mm | |
| Diameter Turning Inner Ring (D1) | 268 mm | |
| Basic Dynamic Load Rating, Axial (Ca) | 82,000 N | |
| Operating Temperature Max. (Tmax) | 80 °C | |
| Total Height (H) | 59 mm | |
| Outside Diameter Inner Ring Upper Tolerance (Outside Diam) | 0.04 mm | |
| Diameter Centring Inner Ring (Da Zt) | 333 mm | |
| Normal Axial Clearance Min. (Normal Axial) | 0.08 mm | |
| Diameter Turning Inner Ring Lower Tolerance (Diameter Tur) | -0.5 mm | |
| Max. Tooth Force Root Fatigue Strenght (At A Shock Factor Of 1,2) (Fz Norm) | 10,800 N | |
| Counterbore Diameter Of Fixing Holes (Counterbore) | 18 mm | |
| Inner Diameter Outer Ring (Di) | 333 mm | |
| Normal Axial Clearance Max. (Normal Axial) | 0.18 mm | |
| Number Of Fixing Holes In Inner Ring (Ni) | 8 | |
| Fixing Bore (Db) | 11 mm | |
| Outside Diameter Inner Ring (Da) | 320 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 74,000 N | |
| Counterbore Depth Of Fixing Holes (Counterbore) | 11 mm | |
| Inner Diameter Outer Ring Upper Tolerance (Inner Diamet) | 0.057 mm | |
| Thread Depth Oil Connector (Tg) | 20 mm | |
| Length Centering Outer Ring (T) | 6 mm | |
| Diameter Turning Inner Ring Upper Tolerance (Diameter Tur) | 0.5 mm | |
| Max. Tooth Force Against Tooth Fracture (At A Shock Factor Of 1,35) (Fz Max) | 16,100 N | |
| Width Gearing (B) | 40 mm | |
| Outside Diameter Inner Ring Lower Tolerance (Outside Diam) | 0.004 mm | |
| Basic Static Load Rating, Radial (C0R) | 158,000 N | |
| Modul Of Gearing (M) | 3.5 mm | |
| Pitch Circle Diameter Fixing Holes (La) | 362 mm | |
| Max. Radial Load Screws (Frictional Contact) (Fr Zul) | 22,400 N | |
| Pitchcircle Diameter Fixing Holes Inner Ring (Li) | 290 mm | |
| Width Outer Ring (Ha) | 34 mm | |
| Normal Radial Clearance Min. (Normal Radia) | 0.03 mm | |
| Normal Radial Clearance Max. (Normal Radia) | 0.08 mm | |
| Length Centering Inner Ring (T) | 4 mm | |
| Number Of Fixing Holes In Outer Ring (Na) | 8 | |
| Inner Diameter Outer Ring Lower Tolerance (Inner Diamet) | 0 mm |