NTN 7311BL1GD2/GNP5
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
Machined
Cage Material
Brass
Ball Material
Steel
Limiting Speed - Oil
5900 RPM
Limiting Speed - Grease
4500 RPM
Precision
ISO Class 5
Configuration
Two
Preload
Normal
Static Load Rating
113000 N
Dynamic Load Rating
128000 N
Enclosure
Open
Weight
3.164 kg
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
55.000 mm
D
120.000 mm
B
29.000 mm
2B
58.000 mm
r
2.000 mm
r1
1.000 mm
Contact Angle
40 º
da min
65.000 mm
db min
60.500 mm
Da max
110.000 mm
Db max
114.500 mm
ras max
2.000 mm
r1as max
1.000 mm
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