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Description: of Slewing Ring Bearing
Crossed Roller Bearing is mainly consisted of an outer ring, an
inner ring, a plurality of rollers and a plurality of spacers. The
roller lies between the inner ring and the outer ring. The spacer
is placed between rollers to prevent the mutual friction between
rollers so as to decrease the torque resistance for rotation. In
addition, the surface of the roller and the rolling track is linear
contact. So, when the bearing is loaded, the loading area will be
very large. Thus, the elastic deformation will be less, and the
bearing will achieve a long service life. Each roller in Crossed
Roller Bearing is crossed at 90° angle, which is able to bear the
loading force from axial, radial and the other direction at the
same time.
This type of bearings are widely used in industrial automation,
such as robots, machine tools and medical facilities, and need high
rigidity, high speed close and still ensure accurate the occasion.
Specifications: of Slewing Ring Bearing
Product Name | Slewing Ring Bearing |
Brand | Deep dream&OEM |
Model No | RU148 |
Sizes(mm) | 90x210x25mm |
Material | Chrome Steel, Bearing steel; GCr15; carbon steel, brass |
Sealed Type | 2RS rubber seals/ ZZ metal shields/Open |
Precision | P0, P5, P6 |
Clearance | C0, C2, C3, C4 |
Packing | Original Package |
model number | Main dimension | Shoulder height | weight | ||||||
inner ring d | outer ring D | Roller pitch circle diameter dp | width B | Greasing hole d1 | r | ds | Dh | kg | |
RU42 | 20 | 70 | 41.5 | 12 | 3.1 | 0.6 | 37 | 47 | 0.62 |
RU66 | 35 | 95 | 66 | 15 | 3.1 | 0.6 | 59 | 74 | 0.62 |
RU85 | 55 | 120 | 85 | 15 | 3.1 | 0.6 | 79 | 93 | 1 |
RU124(G) | 80 | 165 | 124 | 22 | 3.1 | 1 | 114 | 134 | 2.6 |
RU124X | |||||||||
RU148(G) | 90 | 210 | 147.5 | 25 | 3.1 | 1.5 | 133 | 162 | 4.9 |
RU148(X) | |||||||||
RU178(G) | 115 | 240 | 178 | 28 | 3.1 | 1.5 | 161 | 195 | 6.8 |
RU178(G) | |||||||||
RU228(G) | 160 | 295 | 227.5 | 35 | 6 | 2 | 208 | 246 | 11.4 |
RU228(X) | |||||||||
RU297(G) | 210 | 380 | 297.3 | 40 | 6 | 2.5 | 272 | 320 | 21.3 |
RU297(X) | |||||||||
RU445(G) | 350 | 540 | 445.4 | 45 | 6 | 2.5 | 417 | 473 | 35.4 |
Advantage:
1. High speed, high precision
2. Long service life
3. Low noise and good performance
Why Choose Us:
1. High speed, High Precision, Low Noise, Long Service Life
2. Widely used
3. Large Inventories
4. High Quality and Competitive Prices
5. Various Brands
6. OEM is supported
Applications:
Earth moving machinery, excavator, disintegrator, stacker
reclaimer, grader, roller, dynamic rammer, rock drilling machinery,
roadheader, concrete machinery, feeding machinery, lifting
machinery, foundation treatment machinery, port equipment, new
energy equipment, metallurgical equipment, Ferris wheel
FAQ
1. who are we?
We are based in Shaanxi, China, start from 2019,sell to North
America(17.00%),Eastern Asia(15.00%),Domestic
Market(12.00%),Eastern Europe(10.00%),Western Europe(10.00%),South
Asia(5.00%),Southeast Asia(5.00%),South America(5.00%),Northern
Europe(5.00%),Oceania(5.00%),Mid East(4.00%),Southern
Europe(3.00%),Africa(2.00%),Central America(2.00%). There are total
about 11-50 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
deep groove ball bearing,needle rollerbearing,bearings, pillow
block bearing,tapered roller bearing
4. why should you buy from us not from other suppliers?
Our company is located in Xi'An, China. With advanced science and
technology R&D team, strong marketing and financial support,
sound after-sales service, professional engineers, we will supply
you goods with high quality and good service.
Part drawn cup Needle roller bearings catalogue