Part Number |
NRT 650 A |
System of Measurement |
Metric |
Roller Bearing Type |
Cylindrical |
For Load Direction |
Combined |
Bore Dia |
650 mm |
Bore Dia Tolerance |
-0.04mm to 0 |
Outer Dia |
870 mm |
Outer Dia Tolerance |
-0.045mm to 0 |
Width |
122 mm |
Height Tolerance |
-0.70mm to 0 |
Shoulder Diameter Inner Ring - Large Shoulder |
800 mm |
Outer Ring (Housing Washer) Width |
34 mm |
Distance |
78 mm |
Inner Ring (Shaft/Locating Washer) Hole Pitch Circle Diameter |
680 mm |
Outer Ring (Housing Washer) Hole Pitch Circle Diameter |
830 mm |
Inner Ring (Shaft/Locating Washer) Through Hole |
14 mm |
Inner Ring (Shaft Washer) Sinkhole |
20 mm |
Outer Ring (Housing Washer) Through Hole |
14 mm |
Inner Ring (Shaft Washer) Sinkhole Depth |
13 mm |
Outer Ring (Housing Washer) Chamfer Dimension r1 (min.) |
1 mm |
Chamfer Dimension r2 (min.) |
1 mm |
Basic Dynamic Load Rating - Radial Direction |
413 kN |
Basic Static Load Rating - Radial Direction |
1600 kN |
Basic Dynamic Load Rating - Axial Direction |
365 kN |
Attainable Speed For Grease Lubrication |
55 r/min |
Attainable Speed For Oil-Air Lubrication |
110 r/min |
Axial Preload |
27 kN |
Axial Unloading Force |
59 kN |
Frictional Moment |
200 N·m |
Axial Stiffness For Preload A (sets of two brgs back-to-back or face-to-face) |
60000000 kN/µm |
Axial Stiffness For Preload B (sets of two brgs back-to-back or face-to-face) |
17200000 kN/µm |
Moment Stiffness |
3209 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 |
170 kg |