NNU 4930 B/SPW33 - Super Precision Cylindrical Roller Bearings

model	NNU 4930 B/SPW33
Metering system	Metric system
Roller Bearing Type	Cylindrical
Aperture type	Cylindrical bore
Load Direction	Radial force and axial force
Structure	Double row
Seal Type	Open
Inside Diameter	150 mm
Inner Diameter Tolerance	-0.013mm to 0
Outer Diameter	210 mm
Outer Diameter Tolerance	-0.015mm to 0
Width	60 mm
Width Tolerance	-0.25mm to 0
Outer ring shoulder diameter	190.9 mm
Raceway Diameter Inner Ring	168.5 mm
Annular lubrication groove outer ring width（b1）	5.5 mm
Diameter Lubrication Hole (outer Ring) (K)	3 mm
Outer ring chamfer size(r1,2)(min)	2 mm
Inner ring chamfer size (r3 4) (min)	2 mm
Allowable Axial Displacement (Max)	2 mm
Ferrule Material	51200 Chrome steel
Roller material	51200 Chrome steel
Dynamic Radial Load	330 kN
Static Radial Load	655 kN
Max Speed(X1000 rpm)	4
Lubricant	Grease、Engine Oil
Temperature Range	-30° to 110 °C
RoHS Standard	Conform
REACH Standard	Conform
Weight	6.25 kg

Information