High Precision Cylindrical Roller Bearing , Chinese Factory NJ 205 E

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
10 set
Supply Capability:
100000 set/month

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Product Description:

Product Specifications:

Cylindrical roller and race for line contact bearing. Load capacity is big, mainly bear radial load .

1. Friction coefficient is small, suitable for high speed limit speed close to deep groove ball bearings

2.N and NU type axial movement, can adapt to shaft caused by thermal expansion or installation error and shell the change of relative position, can be used for free end bearing

3. On the shaft or hole of the processing and the demand is higher, bearing outer axis relative deflection after installation to be kept under strict control, so as not to cause contactstress concentration

4. Inner ring or outer ring separable, easy to install and remove

Specification

Model No.: RNU 203 E

Brand Name: OEM

Size:22*40*12mm

Net weight: 0.06kg

Material: Chrome steel

Cage: Brass, Steel

Features:

1) Precision: P6 P5 P4 P2

2) Noise level: Z1, Z2, Z3, Z4

3) Vibration Level: V1, V2, V3, V4   

4) Clearance: C2, C3, C4     

5) Hardness: 58-63 HRC             

6) Greese: As your requirement, such as SRL, PS2, Alvania R12 and so on.

Packing

1.Industrial packing: box

2.Commercial packing: box then into standard carton/wooden Box

3.According customer's requirement

Payment

T/T, L/C, Western Union

Delivery time

About 3 to 5 working days

Services

Warrantee: 1 year

Samples: available

 OEM: available

Free technical support and after-sales service

Packaging & Delivery

Packaging Details:

plastics wrapping bearings - wrapping papers - polywoven bag - carton for outside package - wooden box /According to your order

Delivery Detail:

30-40days/according to your order

Product Applications:

 

Cylindrical Roller Bearing Application Flied:Rolling Mills,Crusher,Mining 

Metallurgy Petroleum,Chemical Industry,Engineering Machinery,Port,Oil,Gas,

Wind,Agriculture,Lathe,CNC,Steel Works,Electrical Machinery,Axle/Limber,

Tractor,Autocar,Crude Oil Engine and so on.

High Precision Cylindrical Roller Bearing , Chinese Factory NJ 205 E

High Precision Cylindrical Roller Bearing , Chinese Factory NJ 205 E

High Precision Cylindrical Roller Bearing , Chinese Factory NJ 205 E


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Q:Radial roller bearingWhat do you mean by a roller, a column or something else?
Oh, My God!!! Do you understand the bearings in this way?! What is called "roller" means that the rolling column is cylindrical and similar to cylindrical shape, such as short cylindrical, long cylindrical, tapered roller, spherical roller, etc.." This kind of statement should be listed as the promotion answer!!! Absurd! Laughable! !!The standard answer is: Bearings in accordance with the direction of force, divided into radial bearings and thrust bearings, in simple terms, if the main force to bear the axial thrust bearings, thrust bearings; otherwise, that is, radial bearings. As for radial roller bearings, simply speaking, it is the roller bearings that mainly bear radial forces. It's so simple, there's so much nonsense!!!
Q:What is the function of the flat retaining ring of NUP cylindrical roller bearings with flat retaining rings?
Yes, the function of the flat ring is to bear the axial force and be used for axial positioning.
Q:The Russian bearing suffix No. ZST is a cylindrical roller bearing
The suffix code is not used to distinguish the bearings, but it helps to explain the structure of the bearings and the material.
Q:Cylindrical roller bearings standard 10
This could be a car only bearing! NSK sample short column can not find the corresponding model!
Q:What is the limit speed and rated dynamic load of NSK full M40-19g cylindrical roller bearings, HTF?
NSK bearing type suffix solution of NSK bearing type by the basic code, prefix and post code, the basic code bearing series (including type) diameter and contact angle; pre code specific bearing; post code structure shape, bearing size, material, seal, retainer, clearance, heat tolerance processing, lubrication, change and other technical requirements, in addition to the basic code added after bearing code. NSK bearing model prefix F - deep groove ball bearing with flange outer ring (for D less than 10 mm), for example: F605. HR - high load tapered roller bearings, for example: HR30207J. MF - Flanged, outer race, deep groove ball bearings of specified sizes (D less than 10 mm), MF52. MR - deep groove ball bearings of specific size (for D less than 10 mm), for example: MR31. NSK bearing type rear code (1) internal structure A - internal design and standard different bearings. A - angular contact ball bearings with a contact angle of 30 degrees. A5 - angular contact ball bearings with a contact angle of 25 degrees. B - angular contact ball bearings with a contact angle of 40 degrees. C - angular contact ball bearings with a contact angle of 15 degrees. C - tapered roller bearings with a contact angle of 20 degrees.
Q:Double row cylindrical roller bearings how to disassemble?
The inner ring is heated and expanded and removed rapidly; flame cutting is used directly.
Q:What is the maximum rotational speed of a single row full cylindrical roller bearing?
FAG double row full cylindrical roller bearingsFAG double row full roller cylindrical roller bearings can withstand the radial load and axial load, but also can withstand overturning moment, so they are often used as fixed bearings. The outer ring of the NNC 49V series bearing has a lubricating tank and a number of lubricating holes, which can also be lubricated in the shaft during operation. The NNF50B.2LS.V and NNF50C.2LS.V series of bearings are sealed in both ends, and the seals are filled with grease. With better service conditions, the grease can reach the working life of the bearing. Lubrication can be carried out by lubricating grooves and lubricating holes on the outer ring. If the same number of bearings are mounted on one shaft, the outer ring can vary in speed because the outer ring is narrower than the inner race. The utility model is suitable for a pulley mechanism, so that the pulley can be easily fixed on the outer ring of the bearing, and both ends of the outer ring of the bearing can be provided with an annular groove with an elastic retaining ring.
Q:How are the twin row cylindrical roller bearings classified?
The NN0000K type conical bore double row cylindrical roller bearingThis kind of bearing is compact in structure and bears little deformation under load, so it is suitable for the support of spindle of machine tool. The inner bore of the bearing is taper, and the radial clearance of the bearing can be adjusted slightly.This kind of bearing with no outer wall, so you can install the outer ring and the inner ring assembly respectively (with roller and cage), does not limit the axial displacement of the shaft or shell, cylindrical roller bearing with the same radial size is compared, can bear larger radial load.
Q:Why are cylindrical roller bearings suitable for traveling support?
Should be the inner ring and the outer ring without the edge of the can do moving support. Cylindrical roller bearings without inner sides of the inner ring or outer ring, whose inner and outer rings can be moved relative to the axial direction, so they can be used as free end bearings.
Q:Why can thrust ball bearings not sustain radial loads?
Bearing bearing axial force or radial force is determined by the structure of the bearing, thrust ball bearings are also called plane bearings, which are mainly used to bear axial force; cylindrical roller bearings can bear radial forces and are not suitable to bear axial force.

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