Cylindrical Bearing NJ211 KOYO
With over 10170 full-service stores, our Cylindrical Bearing NJ211 KOYO inventory 50.8x112.712x30.162 is extensive and our parts are priced right. within 24 hours. This helps you Kevin Global Machinery Parts Company maximize your productivity by saving time and your hard-earned dollars.
Bearing number: |
4T-3975/3920 |
Size (mm): |
50.8x112.712x30.162 |
Bore Diameter (mm): |
50,8 |
Outer Diameter (mm): |
112,712 |
Width (mm): |
30,162 |
d: |
50,8 mm |
D: |
112,712 mm |
T: |
30,162 mm |
Product Details
Bearing number |
4T-3975/3920 |
Size (mm) |
50.8x112.712x30.162 |
Bore Diameter (mm) |
50,8 |
Outer Diameter (mm) |
112,712 |
Width (mm) |
30,162 |
d |
50,8 mm |
D |
112,712 mm |
T |
30,162 mm |
B |
30,048 mm |
C |
23,812 mm |
ra1 max. |
3,3 mm |
a |
4,5 mm |
Da |
99 mm |
db |
61 mm |
ra max. |
3,5 mm |
da |
68 mm |
Db |
106 mm |
Weight |
1,53 Kg |
Basic dynamic load rating (C) |
119 kN |
Basic static load rating (C0) |
174 kN |
(Grease) Lubrication Speed |
3 200 r/min |
(Oil) Lubrication Speed |
4 300 r/min |
Calculation factor (e) |
0,4 |
Calculation factor (Y0) |
0,82 |
d1 |
88.5 mm |
e |
0.4 |
Y2 |
1.49 |
Y0 |
0.82 |
Mass |
1.53 kg |
Dynamic load, C |
119 kN |
Rating life coefficient, A2 |
1.4 |
Static load, C0 |
174 kN |
Fatigue limit load, Cu |
21.2 kN |
Nlim (oil) |
4,300 rpm |
Nlim (grease) |
3,200 rpm |
Min operating temperature, Tmin |
-40 °C |
Max operating temperature, Tmax |
120 °C |
Characteristic cage frequency, FTF |
0.44 Hz |
Characteristic rolling element frequency, BSF |
8.4 Hz |
Characteristic outer ring frequency, BPF0 |
10.2 Hz |
Characteristic inner ring frequency, BPFI |
12.8 Hz |
ra max |
3.5 mm |
r1a max |
3.3 mm |
Company Profile
Worktime |
9.00-18.00 |
Phone |
65-63204785 |