
NRT 260 B

| Part Number | NRT 260 B |
| System of Measurement | Metric |
| Roller Bearing Type | Cylindrical |
| For Load Direction | Combined |
| Bore Dia | 260 mm |
| Bore Dia Tolerance | -0.018mm to 0 |
| Outer Dia | 385 mm |
| Outer Dia Tolerance | -0.02mm to 0 |
| Width | 55 mm |
| Height Tolerance | -0.40mm to 0 |
| Shoulder Diameter Inner Ring – Large Shoulder | 345 mm |
| Outer Ring (Housing Washer) Width | 18 mm |
| Distance | 36.5 mm |
| Inner Ring (Shaft/Locating Washer) Hole Pitch Circle Diameter | 280 mm |
| Outer Ring (Housing Washer) Hole Pitch Circle Diameter | 365 mm |
| Inner Ring (Shaft/Locating Washer) Through Hole | 9.3 mm |
| Inner Ring (Shaft Washer) Sinkhole | 15 mm |
| Outer Ring (Housing Washer) Through Hole | 9.3 mm |
| Inner Ring (Shaft Washer) Sinkhole Depth | 8.2 mm |
| Outer Ring (Housing Washer) Chamfer Dimension r1 (min.) | 0.6 mm |
| Chamfer Dimension r2 (min.) | 0.6 mm |
| Basic Dynamic Load Rating – Radial Direction | 108 kN |
| Basic Static Load Rating – Radial Direction | 355 kN |
| Basic Dynamic Load Rating – Axial Direction | 95 kN |
| Attainable Speed For Grease Lubrication | 130 r/min |
| Attainable Speed For Oil-Air Lubrication | 260 r/min |
| Axial Preload | 7.3 kN |
| Axial Unloading Force | 16 kN |
| Frictional Moment | 25 N·m |
| Axial Stiffness For Preload A (sets of two brgs back-to-back or face-to-face) | 14700000 kN/μm |
| Axial Stiffness For Preload B (sets of two brgs back-to-back or face-to-face) | 8300000 kN/μm |
| Moment Stiffness | 153 kN·m/mrad |
| Ring Material | Chrome Steel |
| Roller Material | Chrome Steel |
| Cage Material | Brass |
| Lubrication | Grease, Oil |
| Temperature Range | -30° to 110 °C |
| RoHS | Compliant |
| REACH | Compliant |
| Weight | 18.2 kg |
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