Railway Bearing for Freight Car RNA 6909 needle roller bearing KOYO INA RNA6909 52x68x40 mm

Needle roller bearing :

Needle Roller Bearing (needle bearing) is a cylindrical roller with roller bearings, relative to its diameter, roller both thin and long. This is called needle roller. Despite having a smaller cross-section, has a higher load bearing capacity, equipped with a thin and long needle bearing roller (roller diameter D≤5mm, L / D≥2.5, L is the length of the roller), so radial structure is compact, its diameter size and load capacity and other types of bearings, minimum diameter, especially for radial dimensions limited support structure.

Needle Roller Bearing Serises:

K,NK,NKI,NKS,NKIS,NA,NAO,RNA ,RNAO,HK,BK etc.

Widely Used :

Processing center, blasting equipment, bending machine, ventilator, CNC lathes, drilling equipment, shears, blowers, machine tools, mining geophysical equipment, wire cutting, magnetic separation equipment, special tools, sorting sieve, EDM, grading equipment, graphite heat exchanger, shaker, evaporator, fixture, and other fields.

Delivery :

1).If quantity is not very big,we will send you by UPS,DHL,FEDEX,OR EMS. Tracking number will be advised after delivery,

2).If order is big,we will advise you use Air Freight or Sea Freight

3).The balance payment should be paid before delivery to you.

Packing:

1). If no special request,we will use normal packing, 1 bag for each product

2).If need special packing or carding, please list them in your E-mail.We would

like to make the customer wanted packing

3).we will use tray to protect products ,in order to avoid any damage in the delivery

4). OEM service is available

  Established in 1989, Wuxi Guangqiang Bearing Trade Co.,Ltd works hard in researching and manufacturing high quality bearings and rely on it's advantages of strong technologies, advanced equipment, professional technical team, quality production and reasonable prices has gain a broad recognitiongain and won the widely support and trust by customers in bearing fields.

  For decades, the company established and completed the quality management system of scientific standardization in line with international standards. In 2005 they won the title of Chinese famous brand ranging from tapered roller bearings, cylindrical roller bearings, spherical roller bearings, thrust ball bearing, angular contact ball bearings, deep groove ball bearings and various non-standard bearings etc.

  Our products are widely used in auto industries, construction machinery industries, electric power industries, pharmaceutical field, mining machinery, printing industries, highway engineering machinery, steel industires, textile machine industries and so on.

  Capable of solving all your bearing issues with its first-class professional advisers and skilled engineers, Wuxi Guangqiang Bearing Trade Co.,Ltd embrace any inquiry, negotiation, cooperation from new and old friends at any time.