NNU 49/500 BK/SPW33X - Super Precision Cylindrical Roller Bearings

model	NNU 49/500 BK/SPW33X
Metering system	Metric system
Roller Bearing Type	Cylindrical
Aperture type	conical hole, taper1:12
Load Direction	Radial force and axial force
Structure	Double row
Seal Type	Open
Inside Diameter	500 mm
Inner Diameter Tolerance	0 to +0.045mm
Outer Diameter	670 mm
Outer Diameter Tolerance	-0.035mm to 0
Width	170 mm
Width Tolerance	-0.45mm to 0
Outer ring shoulder diameter	611.6 mm
Raceway Diameter Inner Ring	554 mm
Annular lubrication groove outer ring width（b1）	22.3 mm
Diameter Lubrication Hole (outer Ring) (K)	12 mm
Outer ring chamfer size(r1,2)(min)	5 mm
Inner ring chamfer size (r3 4) (min)	3 mm
Allowable Axial Displacement (Max)	3.5 mm
Ferrule Material	51200 Chrome steel
Roller material	51200 Chrome steel
Dynamic Radial Load	2330 kN
Static Radial Load	6100 kN
Max Speed(X1000 rpm)	1
Lubricant	Grease、Engine Oil
Temperature Range	-30° to 110 °C
RoHS Standard	Conform
REACH Standard	Conform
Weight	173 kg

Information