NTN 7321
Single Angular Contact Ball Bearings
(BRAND)：NTN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Technical Specifications
Type
Angular Contact Ball Bearing
Bore Type
Round
Material
High Carbon Chrome Steel
Cage Type
Pressed
Cage Material
Steel
Ball Material
Steel
Limiting Speed - Oil
4500 RPM
Limiting Speed - Grease
3400 RPM
Configuration
One
Static Load Rating
210000 N
Dynamic Load Rating
220000 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
105.000 mm
D
225.000 mm
B
49.000 mm
r
3.000 mm
r1
1.100 mm
Contact Angle
30 º
a (Load Center)
72.000 mm
da min
119.000 mm
db min
112.000 mm
Da max
211 mm
Db max
218.000 mm
ras max
2.500 mm
r1as max
1.000 mm
Double Row Width
98.000 mm
Triple Row Width
147.000 mm
Quadruple Row Width
196.000 mm
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