Single row cylindrical roller bearings are a common type of bearing with the following characteristics and introductions:
1. Structure: A single row cylindrical roller bearing consists of an inner ring, an outer ring, rollers, and a cage. The roller is cylindrical and in contact with the raceways of the inner and outer rings to achieve bearing movement.
2. Bearing capacity: Single row cylindrical roller bearings can withstand large radial loads and limited axial loads. Due to the large contact area of the roller, it can withstand higher loads compared to other bearing types.
3. Separation structure: Many single row cylindrical roller bearings have a separation structure, and the inner ring can be separated, making installation and maintenance more convenient.
4. Wide application range: Single row cylindrical roller bearings are widely used in various mechanical equipment and systems, including motors, pumps, fans, transmission devices, etc. Widely used in industries, automobiles, aerospace, and other fields.
5. High speed performance: Some single row cylindrical roller bearings have high limit speed capabilities, which can meet the needs of high-speed rotating equipment.
6. Life and reliability: Single row cylindrical roller bearings are designed reasonably, manufactured with precision, and have a longer service life and reliability.
NU220E is a common bearing model with the following parameters:
1. Bearing type: cylindrical roller bearing
2. Model: NU228M
3. Inner diameter (inner diameter): 130mm
4. Outer diameter (outer diameter): 250mm
5. Width: 42mm
6. Rated dynamic load: 363kN
7. Rated static load: 490kN
8. Weight: 9.16kg
| Bearing model |
d(mm) |
D(mm) |
B(mm) |
rsmin(mm) |
rismin(mm) |
F(mm) |
E(mm) |
Cr(KN) |
COr(KN) |
grease (r/min) |
oil(t/min) |
da(min) |
da(max) |
db(min) |
Da(max) |
Da(min) |
ra(max) |
rb(max) |
weight |
| NU228M |
130 |
250 |
42 |
3 |
3 |
169 |
|
363 |
490 |
2000 |
2600 |
153 |
166 |
172 |
237 |
|
2.5 |
2.5 |
9.16 |
| NU228E |
130 |
250 |
42 |
3 |
3 |
169 |
|
402 |
530 |
2000 |
2600 |
150 |
167 |
171 |
237 |
|
2.5 |
2.5 |
9.05 |
| NU228EQ1 |
130 |
250 |
42 |
3 |
3 |
169 |
|
402 |
530 |
2000 |
2600 |
153 |
166 |
172 |
237 |
|
2.5 |
2.5 |
9.37 |
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.
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