DescriptionProfessional agent iko brand needle roller bearing NK40/30 for machine
Needle bearing is a roller bearing with cylindrical roller, and its diameter is thin and long. This roller is called a rolling pin. Although has a small cross-section, bearing still has high load capacity, needle bearing with fine and long roller (roller diameter D 5 mm or less, acuity 2.5 L/D, L) for the roller length, so the radial structure is compact, its diameter and load capacity at the same time, with other types of bearing outside diameter to a minimum, especially suitable for the limited size of the radial installation supporting structure. | Brand Name | iko |
| Cage material | Nylon,steel,brass,None |
| Service | OEM serivce |
| Packing | A. Formal export packing,packed by carton,then pallet will be offered if necessary B. sigle color box or according to the customer's requirement |
| Needle roller bearing series | KI series NA series NK series RNA series HK/BK series HFL series FCB series RCB serie sHF series FC series OW series |
| Sizes(mm) | 40*50*30mm |
| Weight(kg) | 0.128kg |
| Precision rate | PO--P6 |
| Seals | Z ZZ RS 2RS |
1. Extending the bearing use life methods :
1)The installation of the bearing is correct, affect precision, life, performance
· Don't allow powerful punch, such as hammer striking ,transfer roller pressure
· Use the accurate installation tool , avoid to use cloth kind and short fibers
· Keep the bearing clean
· Pay attention to rust by high quality after mineral oil,especially in summer
2) Basic state monitoring bearing such as the out temperature,vibrate,noise inspection
3) Lubricating bearing,keep the bearing clean
· Keep clean,no dust
· Avoid bearing affecting dirt,pollutant,moisture
· Don't be too cooling bearing
· After installation,fill the bearing with lubricant2. Bearing Category:
| Deep Groove Ball Bearing | Taper Roller Bearing | Self-aligningBall Bearing |
| Famous Brand Bearing | Angular Contact Ball Bearing | Cylindrical Roller Bearing |
Package & Shipping - Color box+Carton+Pallet


Payment & Shipment- Support a variety of payment methods.
- Sea transportation, air transportation, land transportation, international express, special line ect.

FAQ- Q:Do you accept ODM&OEM orders?
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| Yes. We provide ODM&OEMservices to worldwide customers. We are able to customize housings in different styles and sizes in different brands. We also customize circuit board&packing box as per your requirements. |
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| MOQ is 10pcs for standardizes products. For customized products MOQ should be negotiated in advance. There is no MOQ for sample orders. |
- Q:How long is the lead time?
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| The lead time for sample orders is 2-5 days. For bulk orders is 5-15 days. |
- Q:Do you offer free samples?
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| Yes, we offer free samples but customers should bear freight. |