Part Number |
NRT 200 B |
System of Measurement |
Metric |
Roller Bearing Type |
Cylindrical |
For Load Direction |
Combined |
Bore Dia |
200 mm |
Bore Dia Tolerance |
-0.015mm to 0 |
Outer Dia |
300 mm |
Outer Dia Tolerance |
-0.018mm to 0 |
Width |
45 mm |
Height Tolerance |
-0.20mm to 0 |
Shoulder Diameter Inner Ring - Large Shoulder |
274 mm |
Outer Ring (Housing Washer) Width |
15 mm |
Distance |
30 mm |
Inner Ring (Shaft/Locating Washer) Hole Pitch Circle Diameter |
215 mm |
Outer Ring (Housing Washer) Hole Pitch Circle Diameter |
285 mm |
Inner Ring (Shaft/Locating Washer) Through Hole |
7 mm |
Inner Ring (Shaft Washer) Sinkhole |
11 mm |
Outer Ring (Housing Washer) Through Hole |
7 mm |
Inner Ring (Shaft Washer) Sinkhole Depth |
6.2 mm |
Outer Ring (Housing Washer) Chamfer Dimension r1 (min.) |
0.6 mm |
Chamfer Dimension r2 (min.) |
0.3 mm |
Basic Dynamic Load Rating - Radial Direction |
93.5 kN |
Basic Static Load Rating - Radial Direction |
270 kN |
Basic Dynamic Load Rating - Axial Direction |
85 kN |
Attainable Speed For Grease Lubrication |
170 r/min |
Attainable Speed For Oil-Air Lubrication |
340 r/min |
Axial Preload |
2.9 kN |
Axial Unloading Force |
6.2 kN |
Frictional Moment |
14 N·m |
Axial Stiffness For Preload A (sets of two brgs back-to-back or face-to-face) |
12000000 kN/µm |
Axial Stiffness For Preload B (sets of two brgs back-to-back or face-to-face) |
6500000 kN/µm |
Moment Stiffness |
75 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 |
9.5 kg |