NJ 248 MA Cylindrical Roller Bearings 240*440*72mm

NJ 248 MA Cylindrical roller bearings are separable and are therefore easier to fit and dismantle. Both bearing rings can be given a tight fit by this process.Single row cylindrical roller bearings with cage are available as non-locating, semi-locating and locating bearings. your market competitors' products to targeted production, if possible, increase your market share.

Part  Cylindrical roller bearings catalogue

Our Features: 

   *  Machining facility for special sizes of bearing,

   *  Free sample testing available,

   *  Low noise and no friction for bearing,

   *  High accuracy, High speed, 

   *  large in stock, quick delivery,

   *  Excellent and high quality control with our bearing,

   *  Small order accepted, 

   *  Customers' drawing or samples accepted.

Quality system:

In the process of manufacturing spherical roller bearings, we have 11 quality control points.

1. Batch test of material

2. Full-inspection of forging

3. Full-inspection of lathing

4. Batch test of Heat Treatment

5. Full-inspection of grinding dimension

6. Full-inspection of groove grinding

7. Full inspection of semi-finished products

8. Batch test of other components

9. Full-inspection of the dimension before assembling

10. Full-inspection of vibration

11. Batch test before leaving factory

 Real-time order tracking:

Whether your order is in the stages of production turner, heat treatment, grinding and assembling.We will pre-manufacturing process your feedback and other relevant information and pictures. Gives you an instant understanding of their order status and quality of the control.SIBIAI committed to improving the quality of services and products, whether past, present or future.If you are interested, please do not hesitate to contact me, you can send me E-MAIL, or directly visit our WEBSITE, SIBIAI worth your discovery ............