NTN QJ312
Four Point Ball Bearings
(BRAND)：NTN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Technical Specifications
Type
Four-Point 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
5700 RPM
Limiting Speed - Grease
4200 RPM
Precision
Class 0
Configuration
One
Contact Angle
30 º
Radial Internal Clearance
CN
Static Load Rating
198000 N
Dynamic Load Rating
122000 N
Enclosure
Open
Weight
2.150 kg
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
60.000 mm
D
130.000 mm
B
31.000 mm
r
2.100 mm
a
55.000 mm
da min
72.000 mm
Da max
118.000 mm
ras max
2.000 mm
