SKFNU is a cylindrical roller bearing suitable for many industrial applications. The following are general parameters and usage instructions:
Parameters:
1. Model: SKFNU 309ECPH
2. Size: Inner diameter 45mm, outer diameter 100mm, height 25mm
3. Load capacity: Static load capacity is 100 kN, dynamic load capacity is 114 kN
4. Speed limit: The maximum speed is 8500 rpm
5. Temperature range: Normally able to operate normally within the temperature range of -40 ° C to+120 ° C
Instructions for use:
1. Installation: Before installation, ensure that the bearing and journal surfaces are clean. Use appropriate tools and an appropriate amount of lubricant to correctly install the bearing on the shaft.
2. Lubrication: Proper lubrication is crucial for bearing life and performance. Use lubricants that meet the application requirements and lubricate according to the manufacturer's recommendations.
3. Load: During use, ensure that the load borne by the bearing is within its rated load range. Avoid overloading operations to prevent damage to bearings.
4. Temperature control: Bearings should operate within the specified temperature range to avoid excessively high or low temperatures.
5. Maintenance: Regularly check the condition of bearings and clean and lubricate them as needed. Replace the bearings if necessary.
Model |
Basic Dimensions (mm) |
Basic Dynamic load rating (kn) |
Rated Speed ( r/min) |
Inner Diameter |
Outer Diameter |
Width |
Trends |
static state |
Reference speed |
Limiting Speeds |
NU 303 ECP |
17 |
47 |
14 |
28.5 |
20.4 |
17 000 |
20 000 |
NU 304 ECP |
20 |
52 |
15 |
35.5 |
26 |
15 000 |
18 000 |
NU 305 ECP |
25 |
62 |
17 |
46.5 |
36.5 |
12 000 |
15 000 |
NU 306 ECP |
30 |
72 |
19 |
58.5 |
48 |
11 000 |
12 000 |
NU 307 ECP |
35 |
80 |
21 |
75 |
63 |
9 500 |
11 000 |
NU 307 ECPH |
35 |
80 |
21 |
75 |
63 |
9 500 |
11 000 |
NU 308 ECP |
40 |
90 |
23 |
93 |
78 |
8 000 |
9 500 |
NU 308 ECPH |
40 |
90 |
23 |
93 |
78 |
8 000 |
9 500 |
NU 309 ECP |
45 |
100 |
25 |
112 |
100 |
7 500 |
8 500 |
NU 309 ECPH |
45 |
100 |
25 |
112 |
100 |
7 500 |
8 500 |
NU 310 ECP |
50 |
110 |
27 |
127 |
112 |
6 700 |
8 000 |
NU 310 ECPH |
50 |
110 |
27 |
127 |
112 |
6 700 |
8 000 |
NU 311 ECP |
55 |
120 |
29 |
156 |
143 |
6 000 |
7 000 |
NU 312 ECP |
60 |
130 |
31 |
173 |
160 |
5 600 |
6 700 |
NU 312 ECPH |
60 |
130 |
31 |
173 |
160 |
5 600 |
6 700 |
NU 313 ECP |
65 |
140 |
33 |
212 |
196 |
5 300 |
6 000 |
NU 313 ECPH |
65 |
140 |
33 |
212 |
196 |
5 300 |
6 000 |
NU 314 ECP |
70 |
150 |
35 |
236 |
228 |
4 800 |
5 600 |
NU 315 ECP |
75 |
160 |
37 |
280 |
265 |
4 500 |
5 300 |
NU 316 ECP |
80 |
170 |
39 |
300 |
290 |
4 300 |
5 000 |
NU 316 ECPH |
80 |
170 |
39 |
300 |
290 |
4 300 |
5 000 |
NU 317 ECP |
85 |
180 |
41 |
340 |
335 |
4 000 |
4 800 |
NU 318 ECP |
90 |
190 |
43 |
365 |
360 |
3 800 |
4 500 |
NU 319 ECP |
95 |
200 |
45 |
390 |
390 |
3 600 |
4 300 |
NU 320 ECP |
100 |
215 |
47 |
450 |
440 |
3 200 |
3 800 |
NU 321 ECP |
105 |
225 |
49 |
500 |
500 |
3 200 |
3 800 |
NU 322 ECP |
110 |
240 |
50 |
530 |
540 |
3 000 |
3 400 |
NU 324 ECP |
120 |
260 |
55 |
610 |
620 |
2 800 |
3 200 |
NU 324 ECPH |
120 |
260 |
55 |
610 |
620 |
2 800 |
3 200 |
NU 326 ECP |
130 |
280 |
58 |
720 |
750 |
2 400 |
3 000 |
FAQ
1.What is the minimum order quantity for this product?
Can be negotiated, we will try our best to meet customer needs.Our company is mainly based on wholesale sales, most customers'orders are more than Over 200 sets.
2.What is your latest delivery time?
Most orders will be shipped within 3-5 days of payment being received.
3.Does your company have quality assurance?
Yes, for 1 years.
4.Are you a factory or a trading company?
We have our own cooperative factory, and our business type is a combination of manufacturing and trading.
5.What is the competitiveness of your company's products compared to other companies?
High precision, high speed, low noise.
6.What are the advantages of your company's services compared to other companies?
Answer questions online 24 hours a day, reply in a timely manner, 100% after-sales service.
7.Which payment method does your company support?
Do our best to meet customer needs, Can be negotiated.
8.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, we will contact you as soon as possible and provide the detailed information you need.