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 | 55 mm |
| Basic dynamic load rating | C | 31.5 kN |
| Basic static load rating | C0 | 147 kN |
| Limiting speed | nG | 130 r/min |
| Mass | ≈m | 17.2 kg |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 120 °C |
Manufacturer Identity3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 2882381 | |
| Brand | INA | |
| Base Type | YRTA260 |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Axial/radial bearings, double direction, for screw mounting, for Automation applications | |
| Short Description | Axial/radial roller bearing |
Technical Data36 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 260 mm | |
| Outside Diamater (D) | 385 mm | |
| Total Height (H) | 55 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 31,500 N | |
| Basic Static Load Rating, Radial (C0R) | 147,000 N | |
| Basic Dynamic Load Rating, Axial (Ca) | 149,000 N | |
| Basic Static Load Rating, Axial (C0A) | 1,090,000 N | |
| Tilting Rigidity Of Bearing Position (Ckl) | 166,000 Nm/mrad | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Operating Temperature Max. (Tmax) | 120 °C | |
| Limiting Speed (Limiting Spe) | 130 1/min | |
| Pitch Quantity (N) | 36 | |
| Bore Diameter Lower Tolerance (Bore Diamete) | -0.018 mm | |
| Width Of Outer Ring (C) | 18 mm | |
| Diameter Of Recess For Fixing Holes (D2) | 295.8 mm | |
| Height Contact Face Outerring H1 Upper Tolerance (Height Conta) | 0.04 mm | |
| Maximum Diameter Inner Ring (D1 Max) | 345 mm | |
| Bore Diameter Upper Tolerance (Bore Diamete) | 0 mm | |
| Height Contact Face Outerring H1 Lower Tolerance (Height Conta) | -0.04 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) | 265,000 Nm/mrad | |
| Radial Rigidity Of Rolling Element Set (Crw) | 12,000 N/µm | |
| Bearing Friction Torque At 5 1/Min (Mr) | 17 Nm | |
| Pitch Circle Diameter Fixing Holes In Inner Ring (J) | 280 mm | |
| Axial Rigidity Of Bearing Position (Cal) | 13,800 N/µm | |
| Axial Rigidity Of Rolling Element Set (Cal) | 19,000 N/µm | |
| Fixing Holes Diameter Inner Ring (D1) | 9.3 mm | |
| Pitch Circle Diameter Fixing Holes In Outer Ring (J1) | 365 mm | |
| Radial Rigidity Of Bearing Position (Crl) | 7,400 N/µm | |
| Height Contact Face Outer Ring (H2) | 18.5 mm | |
| Outside Diameter Upper Tolerance (Outside Diam) | 0 mm |
