NTN RA144ZA
Single Row Radial Ball Bearings
(BRAND)：NTN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Technical Specifications
Type
Miniature / Extra Small Ball Bearing
Bore Type
Round
Material
High Carbon Chrome Steel
Cage Type
Stainless (Crown Type)
Cage Material
Steel
Ball Material
Steel
Limiting Speed - Oil
70000 RPM
Limiting Speed - Grease
59000 RPM
Precision
ISO Class 0
Configuration
One
Factor
13.7
Radial Internal Clearance
CN
Static Load Rating
96 N
Dynamic Load Rating
284 N
Enclosure
Single Shielded
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
3.175 mm
D
6.350 mm
B
2.779 mm
r
0.080 mm
da min
3.900 mm
da max
4.000 mm
Da max
5.500 mm
ras max
0.080 mm
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