Koyo NRB M-18161 Roller bearing
Brand Name |
Bearings,Roller Bearings,Needle Roller Bearings & Rings,Needle Roller Bearings,M-18161 |
Model Number |
M-18161 |
Min.Order Quantity |
1 pcs |
Price |
Negotiable |
Product Details
Bearing number |
7228BGM |
Size (mm) |
140x250x42 |
Bore Diameter (mm) |
140,000 |
Outer Diameter (mm) |
250,000 |
Width (mm) |
42,000 |
d |
140,000 mm |
D |
250,000 mm |
B |
42,000 mm |
C |
42,000 mm |
d1 |
183.5 mm |
d2 |
152.7 mm |
D1 |
207.5 mm |
D2 |
237.8 mm |
a |
103 mm |
Contact angle α |
40 ° |
rs min |
3 mm |
r1s min |
1.1 mm |
Radial clearance class |
CN |
Mass |
8.91 kg |
Dynamic load, C |
193 kN |
Static load, C0 |
213 kN |
Fatigue limit load, Cu |
6.9 kN |
Nref |
3,400 rpm |
Nlim |
3,200 rpm |
Min operating temperature, Tmin |
-40 °C |
Max operating temperature, Tmax |
120 °C |
Characteristic cage frequency, FTF |
0.43 Hz |
Characteristic rolling element frequency, BSF |
5.75 Hz |
Characteristic outer ring frequency, BPF0 |
6.95 Hz |
Characteristic inner ring frequency, BPFI |
9.05 Hz |
da min |
154 mm |
db min |
154 mm |
Da max |
236 mm |
Db max |
243 mm |
r1a max |
1 mm |
ra max |
2.5 mm |
Company Profile
Worktime |
Seg - Sex (9.00 - 18.00) Sáb (9: 00-12: 00) |
Phone |
(65) 8257 8518 |
Fax |
(65) 6258 7399 |