NRT 200 B

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

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