NN 3012 KTN/SPW33
NN 3012 KTN/SPW33
model NN 3012 KTN/SPW33
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 60 mm
Inner Diameter Tolerance 0 to +0.015mm
Outer Diameter 95 mm
Outer Diameter Tolerance -0.010mm to 0
Width 26 mm
Width Tolerance -0.15mm to 0
Annular lubrication groove outer ring width(b1) 3.8 mm
Diameter Lubrication Hole (outer Ring) (K) 2 mm
Outer ring chamfer size(r1,2)(min) 1.1 mm
Inner ring chamfer size (r3 4) (min) 0.6 mm
Allowable Axial Displacement (Max) 1.5 mm
Ferrule Material 51200 Chrome steel
Roller material 51200 Chrome steel
Cage Material PA66 cage, roller center
Dynamic Radial Load 73.7 kN
Static Radial Load 106 kN
Max Speed(X1000 rpm) 11
Lubricant Grease、Engine Oil
Temperature Range -30° to 110 °C
RoHS Standard Conform
REACH Standard Conform
Weight 0.65 kg