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NN3084K

Double-Row Cylindrical Roller Bearings
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Parts Number
NN3084KCC1P4 Double-Row Cylindrical Roller Bearings
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Parts Number

NN3084KCC1P4

Boundary Dimensions

NN: Inner ring rib type Bearing Type
d 420 mm Bore diameter
D 620 mm Outside diameter
B 150 mm Width
r(min.) 5 mm Chamfer Dimension

Basic Load Ratings

Cr 2130 kN Basic Dynamic Load Rating
C0r 4450 kN Basic Static Load Rating

Speeds

Grease 1100 min-1 Limiting Speed
Oil (Oil-air) 1400 min-1 Limiting Speed

Dimensions

Ew 568 mm Roller Circumscribed Circle Diameters
s 2.8 mm Axial Displacement

Abutment and Fillet Dimensions

da(min.) 440 mm Diameter of Shaft Abutment
d1a(min.) 453 mm Diameter of Shaft Abutment
Da(min.) 573 mm Diameter of Housing Abutment
Da(max.) 600 mm Diameter of Housing Abutment
ra(max.) 4 mm Radius of Shaft or Housing Fillet

Additional information

CC1(max.) 85 μm Clearance in Bearings with Cylindrical Bores
CC1(min.) 25 μm Clearance in Bearings with Cylindrical Bores
CC1(max.) 170 μm Clearance in Bearings with Tapered Bores
CC1(min.) 85 μm Clearance in Bearings with Tapered Bores
CC0(max.) 105 μm Clearance in Bearings with Tapered Bores
CC0(min.) 60 μm Clearance in Bearings with Tapered Bores
CC9(max.) 85 μm Clearance in Bearings with Tapered Bores
CC9(min.) 40 μm Clearance in Bearings with Tapered Bores

Holes Dimensions

dh 8 mm Hole Diameter
W 15 mm Oil Groove Width
m 4 Number of Holes

Mass

145 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_CRB_DR_NN30
NSK Product Type Super Precision Bearing
Designations NN3084K

© NSK Ltd.

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