needle roller bearing NA4900A

Needle bearings use a roller style rolling element to reduce friction of a rotating surface. Needle bearings have a high load carrying capacity with a very small cross section height. They are available with or without an inner ring. The needle rollers are guided parallel to the axis using a cage retainer, thrust bearings can also be supplied with no retainer, which is referred to as a full complement of rollers.

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Company profile

Shandong Henggang Bearing Manufacturing Co., Ltd. is a professional manufacturer of high quality bearings. It is one of the largest manufacturers of bearings in China. The company has a strong technical force, technical workers have undergone rigorous training and assessment, work style is rigorous and serious.

The company adopts automatic NC production line, while establishing a sound inspection means, full-range tracking, system inspection. In early 2009, the company established a high-precision measuring center including metallographic testing, contour testing, roundness testing, roughness testing equipment and other perfect testing equipment.

In order to further enhance the competitiveness of the company's products, the company expanded its scale in 2011, invested in the completion of two heat treatment lines, oxidation-free isothermal annealing and freezing quenching equipment, and put into the construction of a CNC roller processing workshop.

One of our greatest advantages over other companies is that we can offer the best factory price on the same quality basis.

Quality Inspection & Equipments

Rich Stocks

1. Customer service
Any questions to be sent will get response within 24 hours.

2. Lead time
For products in stock, we will deliver the goods within 3-5 days; for products which need to order, it generally takes 15-30 days, it depends on quantity.
Anyway, we will deliver the products as soon as possible after getting your deposit.

3. After-sales service
Before shipment, products will be strictly inspected in our factory with our own inspection system. Please contact us at first time, just in case. Customer complaint handling procedure will be started at once. We will negotiate with customers to find a reasonable way to resolve and compensate.

D.Delivery products from our factory warehouse, delivery time is short.

Q:What causes bearing noise?

Bearing noise is a function of both the bearing and the way it is used. Some external factors that affect bearing noise include lubricant type, excessive bearing load, and improper installation. Once the abnormal noise occurred, you can contact our engineers, we will help you find the reasons and provide the appropriate solutions.

Q:Are you a factory or trading company?
We have our own factory and warehouse.
We are specialized in manufacturing and exporting bearings.

Q:How long is the delivery time?

Generally it is 3-5 days if the goods are in stock, or it is 15-30 days if the goods are not in stock, it is according to quantity.

Q:Do you like to serve clients with small orders only?
We would to serve clients with all kinds of orders, big or small.
I believe that you will be larger clients for us.

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Product name: needle roller bearing NA4900A

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