NTN NAO-45X72X20
Machined-Ring Needle Roller Bearings - Separable Type w/ Inner Ring
(BRAND)：NTN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Technical Specifications
Type
Machined-Ring Needle Roller Bearing - Separable Type
Bore Type
Round
Material
High Carbon Chrome Steel
Cage Material
Steel
Limiting Speed - Oil
7500 RPM
Limiting Speed - Grease
4800 RPM
Precision
ISO Class 0
Configuration
One
Enclosure
Open
Bearing Design
w/ Inner Ring
Oil Hole
w/ Oil Hole
Radial Internal Clearance
CN
Static Load Rating
70000 N
Dynamic Load Rating
39000 N
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
45.000 mm
D
72.000 mm
F
55.000 mm
E
63.000 mm
C
20.000 mm
r
0.600 mm
da min
49.000 mm
Da max
68.000 mm
db min
62.400 mm
Db max
55.800 mm
ras max
0.600 mm
