NTN 7004HTDT/GH
Duplex Angular Contact Ball Bearings
(BRAND)：NTN
(Availability)：In Stock
Technical Specifications
Type
Angular Contact Ball Bearing
Bore Type
Round
Material
High Carbon Chrome Steel
Cage Type
Fiber Glass Reinforced
Cage Material
Nylon
Ball Material
Steel
Limiting Speed - Oil
25000 RPM
Limiting Speed - Grease
19000 RPM
Configuration
Two
Preload
Heavy
Static Load Rating
17000 N
Dynamic Load Rating
12800 N
Spring Constant
170 N
Preload Heavy preload (GH)
490 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
20.000 mm
D
42.000 mm
B
12.000 mm
2B
24.000 mm
d1
28.400 mm
D1
34.700 mm
D2
38.100 mm
r
0.600 mm
r1
0.300 mm
Contact Angle
30 º
da min
24.500 mm
Da max
39.500 mm
Db max
39.500 mm
ras max
0.600 mm
r1as max
0.300 mm
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