NTN WBC4-8Z
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
61000 RPM
Limiting Speed - Grease
52000 RPM
Precision
ISO Class 0
Configuration
One
Factor
6.8
Radial Internal Clearance
CN
Static Load Rating
140 N
Dynamic Load Rating
440 N
Enclosure
Single Shielded
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
4.000 mm
D
8.000 mm
B
3.000 mm
r
0.080 mm
da min
4.800 mm
da max
5.000 mm
Da max
6.800 mm
ras max
0.080 mm
INA Bearing Accessories–Premium Parts for Smooth Performance
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