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NSK Koyo IKO NTN Needle Roller Bearing Na6904
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Product: Views:130NSK Koyo IKO NTN Needle Roller Bearing Na6904 
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Delivery date: Since the payment date Days delivery
Valid until: Long-term effective
Last updated: 2017-10-16 13:05
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NSK Koyo IKO NTN Needle Roller Bearing Na6904






Cylindrical roller bearing:
 
Application for Cylindrical roller bearing:

Usually being able to be separated,the cylindrical roller bearing is usually guided by the two ribs of one bearing ring,and the cage,roller and guiding ring constitute and assembly.Such bearing is convenient in installation,assembly and disassembly, and its advantages could be shown especially when it is requested that the inner and outer ring shall have interference fit with the axle and housing.Such bearing is generally only used to bear the radial load.Only the single-row bearing whose inner ring and outer ring both have rids could bear the smaller radial load or bigger intermittent radial load.Compared with the deep groove ball bearing with the same overall dimension,such bearing has larger radial load capacity and is also applicable for high speed revolution from the structure perspective.
 
The cylindrical roller bearing is mainly used for machine tool,oil,vibration screen,rolling mill handling machinery and machines in various industries.
 
Crowned shaved design is adopted for the roller and raceway of RXZ cylindrical roller bearing,in order to eliminate the edge prestress and to the enhance the bearing life.
The ribs of RXZ cylindrical roller bearing are designed to have a certain angle of inclination,so the radial load they bear is bigger than the conventional design.
 

Products name

High quality cylindrical roller bearing NU2204

Ring material

Bearing Steel, Chrome Steel ,Carbon steel, Stainless steel

Material:

GCr15 GCr15SiMn

I.D.:

20

O.D.

47

Wid

18

Precision

P0,P6,P5,P4, P2

Clearance:

C2 ,C3, C4

Quality standard

ISO9001:2008 standard

Service

OEMÂ service, Customer design service, buyer label service

Payment terms

A:100% T/T in advance

B: 30% T/T in advance .70% against copy of B/L

Application

Heavy machine tool, high-powered marine gear case, oil rig, vertical machine.

Details

Mine machine, port hoisting machine, port transfer equipment, crane;
excavator, concrete machine,paper machine, weave machine, steel
and electronic plants etc. machines and equipments.

 

We have complete process for the production and quality assurance to make sure our products can 

meet your requirement. We are committed to be responsible for each set of bearings and industrial 

products sold to our clients. Relying on strong resource network, we can supply any bearing that you 

need. Meeting each customer' satisfaction is our pursuit!

 
Cylindrical Roller Bearing Models
 
  Bearing No. (mm)
ITEM NO. OLD ITEM d D B Item no. Old item  d D B
N202 2202 15 35 11 NUP205 92205 25 52 15
NF202 12202 15 35 11 RN205 502205 25 - 15
NU202 32202 15 35 11 RNU205 292205 - 52 15
NJ202 42202 15 35 11 N2205 2505 25 52 18
RN202 502202 15 - 11 N2205 2505 25 52 18
RNU202 292202 - 35 11 NUP2205NV E192505K 25 52 18
N203 2203 17 40 12 LRN605/YA 922205 - 52 15
NF203 12203 17 40 12          
NU203 32203 17 40 12 N305 2305 25 62 17
NJ203 42203 17 40 12 NU305 32305 25 62 17
RN203 502203 17 - 12 NJ305 42305 25 62 17
RNU203 292203 - 40 12 NUP305 92305 25 62 17
N204 2204 20 47 14 RN305 502305 25 - 17
NF204 12204 20 47 14 NF305 12305 25 62 17
NU204 32204 20 47 14 RNU305 292305 - 62 17
NJ204 42204 20 47 14 NCL2305 102605 25 62 24
NUP204 92204 20 47 14          
RN204 502204 20 - 14 N206 2206 30 62 16
RNU204 292204 - 47 14 NF206 12206 30 62 16
RN-V604ENV/P6 E392704K - 55 20 NU206 32206 30 62 16
          NJ206 42206 30 62 16
N304 2304 20 52 15 NUP206 92206 30 62 16
NF304 12304 20 52 15 RN206 502206 30 - 16
NU304 32304 20 52 15 RUN206 292206 - 62 16
NJ304 42304 20 52 15 NCL206 102206 30 62 16
NUP304 92304 20 52 15          
RN304 502304 20 - 15 N306 2306 30 72 19
RNU304 292304 - 52 15 NF306 12306 30 72 19
          NU306 32306 30 72 19
N205 2205 25 52 15 NJ306 42306 30 72 19
NF205 12205 25 52 15 NUP306 92306 30 72 19
NU205 32205 25 52 15 RN306 502306 30 - 19
NJ205 42205 25 52 15          


Cylindrical Roller Bearing Application

 

Features of Spherical Roller Bearing:

Spherical roller bearings have an outer ring with an internal spherical shape. The rollers are thicker in the middle and thinner at the ends. Spherical roller bearings can thus accommodate both static and dynamic misalignment. However, spherical rollers are difficult to produce and thus expensive, and the bearings have higher friction than an ideal cylindrical or tapered roller bearing since there will be a certain amount of sliding between rolling elements and rings.
Spherical roller bearings can take, not only heavy radial loads, but also some axial loads in either direction. They have excellent radial load-carrying capacity and are suitable for use where there are heavy or impact loads.
Some spherical roller bearings have tapered bores and may be mounted directly on tapered shafts or cylindrical shafts using adapters or withdrawal sleeves. Pressed steel and machined brass cages are used.

Spherial roller bearings according to cage different types can be classified as follows:
1.Spherical Roller Bearing CC/W33 series
2.Spherical Roller Bearing CA/W33 series
3.Spherical Roller Bearing F3 series
4.Spherical Roller Bearing MB cage series
5.Spherical Roller Bearing E Strength series

Structures and Suffix Code of Popular Series Spherical Roller Bearings:
According to the bearing dimensions and series, choose one of the following internal designs and design the different series spherical roller bearings. The following chart is the spherical roller bearings with different inner rings and the structures of cage.


Designation of spherical roller bearings 
Spherical roller bearings are produced in several designs, depending on bearing series and size. The differences are
- the arrangement of the floating guide ring as well as
- the design of the inner ring and/or cages,
as described in the following.
C(J), CC--Two window-type steel cages, flangeless inner ring and guide ring center on the inner ring
EC(J), ECC(J)--Two window-type steel cages, flangeless inner ring, guide ring center on the inner ring and reinforced roller complement.
CA--One-piece machined brass cage, double-pronged, retaining flanges on the inner ring and guide ring center on the inner ring
CAF-- As CA, but with a steel cage.
ECA, ECAC-- Reinforced roller complement, one-piece machined brass cage, double-pronged, retaining flanges on the inner ring, guide ring center on the inner ring.
ECAF-- As ECA, but with a steel cage.
E-- For bearings with a bore diameter d ≤ 65 mm: Two pressed window-type steel cages, flangeless inner ring and guide ring centred on the inner ring
CAFA-- One-piece machined steel cage, double-pronged, centred on the outer ring raceway, retaining flanges on the inner ring and guide ring centred on the inner ring


Features of Tapered Roller Bearing:
Tapered roller ring included cup and cone there two parts.Cup is outer ring, Cone comprise rollers,cage,inner ring.And the inner ring with the rollers and cage can be fitted separately from the outer ring.The tapered roller bearings are generally used to support comnined load mainly consisting of radial load. The carrying capacity of axial load depends on the contact angle of raceway of outer rings. The bigger the contact angle is, the strongerr the capacity will be .

Application
These bearings are suitable for automobiles,truck,rolling mill,mining machinery,construction machine,agriculture machine,metallurgy and plastic machines.



Our Markets

Our products are mainly exported to Mideast, India, Pakistan, Canada, Southeast Asia, South America, Singapore, South Korea and other countries all over the world. We have reliable quality and quantity products to provide. We implement the win-win principle and take the slogan as "the best quality, the best credit and the best service"


Brand Name

ENKI,NSK, NTN, SKF, TIMKEN, KOYO, IKO, NACHI, HRB


Business Philosophy
"Quality makes Brand"
Our company insists on the "quality first, credit first" business ideas and our product specification iswell-founded. We have a good reputation in the international market by our perfect service and sufficient supply. 


Our Advantages

Quality makes Brand!
Customers come First!
24 hours after sales service could help u solve all the problems in time!
More than ten years manufacuter and export experiences do provide you most competitive bearings in your local markets!


 
Name China ENKI factory sell high precision Industrial Cylindrical Roller Bearing NU2204E
Structure  Roller Bearing
Material Bearing Steel Gcr15,stainless steel,Chrome steel
Cage Nylon,Chrome Steel,Brass,Polymide
Seals Type Open
Delivery Time 1.Samples: 1-3 days
2.Orders: 5-10 days after deposti received
Payment Terms A:100% TT
B: 30% T/T in advance .70% before shipment or against copy of B/L
C. Western union and PayPal
Application Papermaking machinery, speed reducer, railway vehicle axle, gear box bearing, rolling mill rolling mill rolls, crusher, vibrating screen, printing machinery, woodworking machinery, all kinds of industry
Package 1. Industrial packaging: Plastic tube (10pcs in one tube)+ carton + plywood pallets;
Plastic bag + kraft paper + carton + plywood pallets;
2. Commercial packing: 1pc/plastic bag+ single color box+ carton + plywood pallets;
3.According to customer's requirements
Features High precision, low noise, high speed, long life, high reliability, heavy load and high temperature resistance.
Brand OEM and ODM(any brands you want)
  SKF NSK NTN Koyo Timken
Tapered Roller Bearing,Deep Groove Ball Bearing,Cylindrical Roller Bearing,Spherical Roller Bearing

1.SKF Bearing - Able to carry high loads

 

2.With carbon steel ball bearing

 

3.SKF Bearing - With a high load-bearing capacity

 

4.More quietly than metal roller bearings

 

5.SKF Ball Bearing - Low noise, stable performance and durable

 

6.SKF Bearing - Able to work in sub-zero temperatures and have low rolling resistance

 

7.SKF Ball Bearing - Suitable for countless applications:Sliding doors, windows and other furnitures




What Information Should You Provide When Ordering With Us?

1. Please tell us the specific bearing model number and dimensions.

2. Please tell us the exact materials of bearing and wheel accordingly:

For bearings: chrome steel,stainless steel 420, stainless steel 440, stainless steel 304 for option

For plastic coated wheels/rollers: Nylon(PA), POM(Polyoxymethylene), PU(Polyurethane), TPU,Fiberglass, etc

3. Please tell us your application of the bearings/wheels.

4. Please send us your drawings if available.

5. Please tell us your estimated order quantity on a monthly-basis to help us offer you accurate price.

6. Please tell us if you have any other special requirements.

7. Please advise your shipping address,phone number and business email address to calculate the shipping cost and proceed the shipment.


Payment,Shipping,Packaging:

Payment Terms:
T/T,Western Union,Paypal,MoneyGram

Packaging:

1. Industrial packaging: plastic bag/plastic tube + kraft paper + carton + plywood pallets
2. Commercial packing: 1pc/plastic bag + color box + carton + plywood pallets
3. As the clients' requirement

Shipping:

1.DHL,UPS,TNT,FEDEX
2. By Sea
3. By Air 


Quality Inspection:





Shandong Enki Bearing Co,Ltd. Profile:

Shandong ENKI Bearing Co.,Ltd. is a professional bearing manufacturer,and the factory is located in Jiangsu Province,China.The mature experienced Research and Development Department ,Advanced Machinery Equipment,High-precision testing instrument can ensure each bearing is high-quality.

" Quality makes Brand" is our business philosophy.

Bearings ENKI produce and sell all over the world such as Deep Groove Ball Bearings, Needle Bearings,Pillow Block Bearings,Thrust Ball Bearings,Linear Bearings,Spherical Roller Bearings,Self-aligning Roller Bearings,Self-aligning Ball Bearing,Rod End Bearings,Wheel Hub Bearings,Tapered Roller Bearing,Cylindrical Roller Bearings,Angular Contact Ball Bearing,Auto whell hub bearing,clutch bearing,ceramic bearings and so on.


FAQ

Can you give me discount?

Yes,of course.And we will quote you lowest price at the beginning.

Will you send me free samples?

Yes.We will.Can you give me a chance of trying?

What should I do if the bearings has something wrong?

oh!We will try our best to help you and set up long time cooperation.

Working time,working environment,usage way will influence the life of bearings.

Do you like to serve clients with small orders only?

We would like to serve clients with all kinds of orders,big or small.

I believe that you will be larger clients for us


Contact Info:

Tel:+86-0531-69986665
Web: http://enki-bearing.en.made-in-china.com
www.nkibearing.com
Add: No.25,East Industrial and Commercial River Road,Ji'nan City,Shandong Province,China


Quality makes Brand!
Customers come First!
24 hours after sales service could help u solve all the problems in time!
More than ten years manufacuter and export experiences do provide you most competitive bearings in your local markets!

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