NTN 7021HV
Single Row Machline 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
Stratified
Cage Material
Phenolic
Ball Material
Steel
Limiting Speed - Oil
12000 RPM
Limiting Speed - Grease
7900 RPM
Configuration
One
Static Load Rating
81000 N
Dynamic Load Rating
79000 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
105.000 mm
D
160.000 mm
B
26.000 mm
r2 max
2.000 mm
r3 max
1.000 mm
Contact Angle
25 º
a (Load Center)
44.000 mm
d2
120.500 mm
D1
144.500 mm
D4
150.000 mm
D5
5.0000 mm
E
127.000 mm
Double Row Width
52.000 mm
Triple Row Width
78.000 mm
Quadruple Row Width
104.000 mm
