RNA4909RS Needle Roller bearings with machined Rings

SKF needle roller bearings with machined rings are made of carbon chromium bearing steel. SKF supplies these bearings with or without flanges on the outer ring, in a wide range of series and sizes. SKF also supplies them with or without an inner ring.

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SKF Needle roller bearings with machined rings

Designation Principal dimensions Basic load ratings Speed ratings
dynamic static Reference speed Limiting speed
Fw[mm] D[mm] C[mm] C[kN] C0[kN] [r/min] [r/min]
RNA 4900 RS   14   22   13   7.37   8.15   12 000
RNA 4901 RS   16   24   13   8.09   9.65   11 000
RNA 4902 RS   20   28   13   9.13   12   9 500
RNA 4903 RS   22   30   13   9.52   12.9   9 000
RNA 4904 RS   25   37   17   19.4   22.4   7 500
RNA 4905 RS   30   42   17   21.6   27.5   6 300
RNA 4906 RS   35   47   17   23.3   32   5 600
RNA 4907 RS   42   55   20   27   43   4 800
RNA 4908 RS   48   62   22   36.9   58.5   4 000
RNA 4909 RS   52   68   22   39.1   64   3 800
RNA 4910 RS   58   72   22   40.2   69.5   3 400

ADYR Bearing Co.,Limited. has been engaged in bearing industry for many years, we provide a wide selections of brands
including FAG bearing, FAG bearing, FAG bearing, NTN bearings, SKF bearings, deep groove ball
bearings, cylindrical roller bearings, tapered roller bearings, self-aligning ball bearings,thrust ball bearings, rolling mill
bearings, spherical roller thrust bearings, spherical roller thrust bearings, spherical bearings, adapter sleeves, withdrawal sleeves, lock nut, lock washer,bearings, cylindrical roller bearings, tapered roller bearings, self-aligning ball bearings,thrust ball bearings, rolling millADYR Bearing Co.,Limited. has been engaged in bearing industry for many years, we provide a wide selections of brands including FAG bearing, FAG bearing, FAG bearing, NTN bearings, SKF bearings, deep groove ballADYR Bearing Co.,Limited. has been engaged in bearing industry for many years, we provide a wide selections of brands

locking device, etc. We can provide bearing and non-standard bearings, linear bearings, automotive bearings, large bearings, railway bearings,

spherical plain bearings, high temperature, super-precision bearings, as well as some rare types customized to your need.

Our bearings are exported to countries and regions in Europe (the UK, France, Italy, Germany), North America (USA, Canda),

Middle East and Southeast Asia.Our goal is to exceed our customers’ expectation in providing quality products and continue to improve the services we
provide on a timely manner.Please view the products at our website that we can supply. You can also contact our sales representative to request a
price quotation on the products that you are looking for that may not been shown on our website.

You can get competitive price from our company. More information, please contact us  E-mail:sale@adyrbearing.com
Packaging & Shipping
1.industrial packing+industrial cartons+pallets
2.single brand box+brand cartons+pallets
3.follow customer’s requests
A.Plastic Tubes or Single Boxes ( Usually 10pcs in one plastic tube for steel bearings);
B.Cartons ( No more than 30kg for one carton );
C. Pallet ( Usually more than 400kg totally will use pallet )
D. Delivery time :7-35 days ( by sea or by air )
Generally,We will choose the most suitable packing method for products. If you have any special requirements for packing, pleasecontact us in advance.                 After Sales Service
In order to meet the increasing market demand, and better serve the customers, we has built a professional team composed of sales engineers to provide perfect pre-sales and after-sales services.We provide consulting services for maintenance, procurement and design staff concerning the basic knowledge, selection, installation and removal, lubrication, maintenance and equipment management of imported bearings.All these services are mean to reduce the installation errors, form good work and safety habits and improve the efficiency of maintenance personnel, thus achieving the best use effect and the maximum bearing life.We also help users analyze the failure of the bearing, confirm the causes, provide solutions for this issue and give suggestions on precautionary measures.
FAQ
Q:What’s your after-sales service and warranty?
A: We promise to bear the following responsibilities when defective products were found:
1.12 months warranty from the first day of receiving goods;
2. Replacements would be sent with goods of your next order;
3. Refund for defective products if customers require.
Q:Do you accept ODM&OEM orders?
A: Yes, we provide ODM&OEM services to worldwide customers, we also customize OEM box and packing as your requirements.
Q:What’s the MOQ?
A: MOQ is 10pcs for standardized products; for customized products, MOQ should be negotiated in advance. There is no MOQ for sample orders.
Q:How long is the lead time?
A: The lead time for sample orders is 3-5 days, for bulk orders is 5-15 days.Q:Do you offer free samples? 
A: Yes we offer free samples to distributors and wholesalers, however customers should bear freight. We DO NOT offer free samples to end users.Q:How to place order?
A: 1. Email us the model, brand and quantity,shipping way of bearings and we will quote our best price for you;
2. Proforma Invoice made and sent to you as the price agreed by both parts;
3. Deposit Payment after confirming the PI and we arrange production;
4. Balance paid before shipment or after copy of Bill of Loading.Contact with us now!

 

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