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NN3015ZTBKR

Double-Row Cylindrical Roller Bearings
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Parts Number
NN3015ZTBKRE44CC1P4Y Double-Row Cylindrical Roller Bearings
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Parts Number

NN3015ZTBKRE44CC1P4Y

Boundary Dimensions

NN: Inner ring rib type Bearing Type
d 75 mm Bore diameter
D 115 mm Outside diameter
B 30 mm Width
r(min.) 1.1 mm Chamfer Dimension

Basic Load Ratings

Cr 66.0 kN Basic Dynamic Load Rating
C0r 74.5 kN Basic Static Load Rating

Speeds

Grease 9400 min-1 Limiting Speed
Oil (Oil-air) 12500 min-1 Limiting Speed

Dimensions

Ew 105 mm Roller Circumscribed Circle Diameters
s 1.2 mm Axial Displacement

Abutment and Fillet Dimensions

da(min.) 81.5 mm Diameter of Shaft Abutment
d1a(min.) 82 mm Diameter of Shaft Abutment
Da(min.) 107 mm Diameter of Housing Abutment
Da(max.) 108.5 mm Diameter of Housing Abutment
ra(max.) 1 mm Radius of Shaft or Housing Fillet

Additional information

CC1(max.) 25 μm Clearance in Bearings with Cylindrical Bores
CC1(min.) 10 μm Clearance in Bearings with Cylindrical Bores
CC1(max.) 40 μm Clearance in Bearings with Tapered Bores
CC1(min.) 20 μm Clearance in Bearings with Tapered Bores
CC0(max.) 30 μm Clearance in Bearings with Tapered Bores
CC0(min.) 15 μm Clearance in Bearings with Tapered Bores
CC9(max.) Clearance CC9 applicale to cylindrical roller bearings with tapered bores in ISO Tolerance Classes 5 and 4. 20 μm Clearance in Bearings with Tapered Bores
CC9(min.) Clearance CC9 applicale to cylindrical roller bearings with tapered bores in ISO Tolerance Classes 5 and 4. 10 μm Clearance in Bearings with Tapered Bores
3.5 g/brg Recommended Grease Quantities

Holes Dimensions

dh 2 mm Hole Diameter
W 3.5 mm Oil Groove Width
m 4 Number of Holes

Mass

0.848 kg Mass(approx.)
CAD
More Information
NSK Product Type2 SP_CRB_DR_NN30
NSK Product Type Super Precision Bearing
Designations NN3015ZTBKR

© NSK Ltd.

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