NTN 7021U
Single Angular Contact Ball Bearings - Ultage Type
(BRAND)：NTN
(Availability)：In Stock
Technical Specifications
Type
Angular Contact Ball Bearing
Bore Type
Round
Material
High Carbon Chrome Steel
Cage Type
High Strength, 2 piece, Machined
Cage Material
Brass
Ball Material
Steel
Limiting Speed - Oil
8800 RPM
Limiting Speed - Grease
6500 RPM
Configuration
One
Static Load Rating
85500 N
Dynamic Load Rating
82500 N
Enclosure
Open
Weight
1.580 kg
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
105.000 mm
D
160.000 mm
B
26.000 mm
d1
123.500 mm
d2
119.200 mm
D1
141.500 mm
D2
150.200 mm
r
2.000 mm
r1
1.000 mm
Contact Angle
30 º
a (Load Center)
51.500 mm
da min
115.000 mm
Da max
150.000 mm
Db max
154.500 mm
ras max
2.000 mm
r1as max
1.000 mm
Double Row Width
52.000 mm
Triple Row Width
78.000 mm
Quadruple Row Width
112.000 mm
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