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NN3019TB

Double-Row Cylindrical Roller Bearings
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Parts Number
NN3019TBCC1P4Y Double-Row Cylindrical Roller Bearings
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Parts Number

NN3019TBCC1P4Y

Boundary Dimensions

NN: Inner ring rib type Bearing Type
d 95 mm Bore diameter
D 145 mm Outside diameter
B 37 mm Width
r(min.) 1.5 mm Chamfer Dimension

Basic Load Ratings

Cr 173 kN Basic Dynamic Load Rating
C0r 246 kN Basic Static Load Rating

Speeds

Grease 7100 min-1 Limiting Speed
Oil (Oil-air) 8400 min-1 Limiting Speed

Dimensions

Ew 132 mm Roller Circumscribed Circle Diameters
s 1.4 mm Axial Displacement

Abutment and Fillet Dimensions

da(min.) 103 mm Diameter of Shaft Abutment
d1a(min.) 104 mm Diameter of Shaft Abutment
Da(min.) 134 mm Diameter of Housing Abutment
Da(max.) 137 mm Diameter of Housing Abutment
ra(max.) 1.5 mm Radius of Shaft or Housing Fillet

Additional information

CC1(max.) 30 μm Clearance in Bearings with Cylindrical Bores
CC1(min.) 10 μm Clearance in Bearings with Cylindrical Bores
6.6 g/brg Recommended Grease Quantities

Holes Dimensions

dh 2.5 mm Hole Diameter
W 5 mm Oil Groove Width
m 4 Number of Holes

Mass

1.91 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_CRB_DR_NN30
NSK Product Type Super Precision Bearing
Designations NN3019TB

© NSK Ltd.

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