NTN BL312ZNR
Single Row Radial Ball Bearings
(BRAND)：NTN
(Availability)：In Stock
Technical Specifications
Type
Deep Groove Ball Bearing
Bore Type
Round
Material
High Carbon Chrome Steel
Cage Type
Pressed
Cage Material
Steel
Ball Material
Steel
Limiting Speed - Oil
5700 RPM
Limiting Speed - Grease
4800 RPM
Precision
ISO Class 0
Configuration
One
Radial Internal Clearance
CN
Enclosure
Single Shielded
Weight
1.916 kg
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
60.000 mm
D
130.000 mm
B
31.000 mm
D1
125.220 mm
D2
139.700 mm
a
4.060 mm
f
2.770 mm
r
2.100 mm
r1
0.500 mm
da min
71.000 mm
da max
80.500 mm
Da max
119.000 mm
ras max
2.000 mm
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