Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 260 mm |
| Outside diameter | D | 385 mm |
| Width | B | 57.5 mm |
| Basic dynamic load rating | C | 110 kN |
| Basic static load rating | C0 | 305 kN |
| Limiting speed | nG | 910 r/min |
| Mass | ≈m | 18.7 kg |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 120 °C |
Manufacturer Identity3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 397837 | |
| Brand | INA | |
| Base Type | YRTSMA260 |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Axial/radial bearings, double direction, screw mounting, for higher speeds, with integrated absolute angular measuring system | |
| Short Description | Axial/radial roller bearing |
Technical Data37 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 260 mm | |
| Outside Diamater (D) | 385 mm | |
| Total Height (H) | 57.5 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 110,000 N | |
| Basic Static Load Rating, Radial (C0R) | 305,000 N | |
| Basic Dynamic Load Rating, Axial (Ca) | 173,000 N | |
| Basic Static Load Rating, Axial (C0A) | 1,050,000 N | |
| Tilting Rigidity Of Bearing Position (Ckl) | 120,600 Nm/mrad | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Operating Temperature Max. (Tmax) | 120 °C | |
| Limiting Speed (Limiting Spe) | 910 1/min | |
| Pitch Quantity (N) | 36 | |
| Bore Diameter Lower Tolerance (Bore Diamete) | -0.018 mm | |
| Mass Moment Of Inertia For Rotating Outer Ring (Mm) | 1,422 kg*cm2 | |
| Width Of Outer Ring (C) | 18 mm | |
| Counterbore Diameter Of Fixing Holes (D2) | 15 mm | |
| Height Contact Face Outerring H1 Upper Tolerance (Height Conta) | 0.05 mm | |
| Maximum Diameter Inner Ring (D1 Max) | 347 mm | |
| Bore Diameter Upper Tolerance (Bore Diamete) | 0 mm | |
| Height Contact Face Outerring H1 Lower Tolerance (Height Conta) | -0.07 mm | |
| Screw Tightening Torque (Ma) | 34 Nm | |
| Pitch Separation Angle (T) | 10 ° | |
| Height Contact Face Outer Ring (H1) | 36.5 mm | |
| Outside Diameter Lower Tolerance (Outside Diam) | -0.02 mm | |
| Fixing Holes Diameter Outer Ring (D3) | 9.3 mm | |
| Counterbore Depth Of Fixing Holes (A) | 8.2 mm | |
| Tilting Rigidity Of Rolling Element Set (Ckw) | 201,000 Nm/mrad | |
| Radial Rigidity Of Rolling Element Set (Crw) | 5,800 N/µm | |
| Pitch Circle Diameter Fixing Holes In Inner Ring (J) | 280 mm | |
| Axial Rigidity Of Bearing Position (Cal) | 9,700 N/µm | |
| Axial Rigidity Of Rolling Element Set (Cal) | 16,800 N/µm | |
| Fixing Holes Diameter Inner Ring (D1) | 9.3 mm | |
| Mass Moment Of Inertia For Rotating Inner Ring (Mm) | 2,074 kg*cm2 | |
| Pitch Circle Diameter Fixing Holes In Outer Ring (J1) | 365 mm | |
| Radial Rigidity Of Bearing Position (Crl) | 6,400 N/µm | |
| Height Contact Face Outer Ring (H2) | 21 mm | |
| Outside Diameter Upper Tolerance (Outside Diam) | 0 mm |
