NTN N312E cylindrical roller bearings
Brand Name |
NTN |
Model Number |
N312E |
Min.Order Quantity |
1 pcs |
Price |
Negotiable |
Product Features
NTN N312E bearing Size Chart (mm/inches) |
---|
d | 30 mm |
D | 72 mm |
B | 27 mm |
C | 23 mm |
T | 28.75 mm |
d1 | 53 mm |
a | 23 mm |
rs min | 1.5 mm |
r1s min | 1.5 mm |
e | 0.55 |
Y2 | 1.1 |
Y0 | 0.6 |
Mass | 0.59 kg |
ISO 355 reference | T5FD030 |
Dynamic load, C | 79 kN |
Rating life coefficient, A2 | 1.9 |
Static load, C0 | 94 kN |
Fatigue limit load, Cu | 11.5 kN |
Nlim (oil) | 7,300 rpm |
Nlim (grease) | 5,500 rpm |
Min operating temperature, Tmin | -40 °C |
Max operating temperature, Tmax | 120 °C |
Characteristic cage frequency, FTF | 0.41 Hz |
Characteristic rolling element frequency, BSF | 5.28 Hz |
Characteristic outer ring frequency, BPF0 | 6.2 Hz |
Characteristic inner ring frequency, BPFI | 8.8 Hz |
da max | 37 mm |
db min | 38.5 mm |
Da min | 57 mm |
Da max | 63.5 mm |
Db min | 68 mm |
Ca min | 2 mm |
Cb min | 5.5 mm |
ra max | 1.5 mm |
r1a max | 1.5 mm |