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We are the professional manufacturer of bearings in China.
Needle roller bearing
Specification:
Materials: bearing steel
Inner diameter:206.375mm
Outer diameter:285.75mm
Overall width :222.25mm
Clearance:0.260-0.320
Low noise, high speed, long lif
Certification: ISO9001:2008 and ISO14001
Packing and delivery:
Packing: plastic paper with waterproof belt. as customers' need
Delivery time: about 35 to 50 days after confirming the order.
Store and Mounting and using description:
The bearing should be stored in the clean and dry places at a relative humidity less than 65%.Reclean and recoat the bearing with oil at an interval of a year in the storage.When mounting the bearing, clean up the oil seal and coat the clean high quality lubricating oil.Apply force evenly to the bearing and be sure never to use a hammer directly in mounting case. To mount with an tight interference fit on a shaft, heat the bearing to about 90 C to 100 C in the mineral oil and then mount the bearing at a short time.When using the bearing, be sure to have sealing and shielding devices and monitor the bearing operating conditions periodicallyneedle roller bearing