Full Complement Heavy Duty Needle Roller Bearing NAV4930 150x210x60mm
Stock QTY : 650.pcs (More on the way)
| Bearing Model | NAV4930 |
| Structure | Heavy Duty Full Complement Needle Roller Bearing |
| Size ( ID x OD x B ) mm | 150x210x60mm |
| ID (mm) | 150 |
| OD (mm) | 210 |
| Thickness (mm) | 60 |
| Weight /Mass (KG) | 8.00KG |
| Contact Person | Tommy |
| WhatsApp / Webchat | +86 18261541498 |
| SKYPE | gqbearing |
| tommy@gqbearing.com |
We currently have 650.pcs of Heavy Duty NAV4930 Full Complement Needle Roller Bearing With Inner Ring In Stock.If you are in need of NAV4930 Bearing ,just feel free to contact us.We can assure you the best quality; the most competitive prices; the shortest delivery time and the highest quality service.
For more details of NAV930Bearing, please feel free to contact me by WhatsApp or SKYPE or E-mail.
Besides,we also have Various Kinds of other Bearings & Guide Blocks In Stock,just click the " Contact Now "button for Details.
| Bearing Model | Boundary Dimensions (mm) | Mass | ||||
| With Inner Ring | Without Inner Ring | d | Fw | D | C | (KG) |
| NAV 4902 | RNAV 4902 | 15 | 20 | 28 | 13 | 0.041 |
| NAV 4903 | RNAV 4903 | 17 | 22 | 30 | 13 | 0.045 |
| NAV 4904 | RNAV 4904 | 20 | 25 | 37 | 17 | 0.094 |
| NAV 4905 | RNAV 4905 | 25 | 30 | 42 | 17 | 0.111 |
| NAV 4906 | RNAV 4906 | 30 | 35 | 47 | 17 | 0.127 |
| NAV 4907 | RNAV 4907 | 35 | 42 | 55 | 20 | 0.207 |
| NAV 4908 | RNAV 4908 | 40 | 48 | 62 | 22 | 0.285 |
| NAV 4909 | RNAV 4909 | 45 | 52 | 68 | 22 | 0.329 |
| NAV 4910 | RNAV 4910 | 50 | 58 | 72 | 22 | 0.341 |
| NAV 4911 | RNAV 4911 | 55 | 63 | 80 | 25 | 0.486 |
| NAV 4912 | RNAV 4912 | 60 | 68 | 85 | 25 | 0.522 |
| NAV 4913 | RNAV 4913 | 65 | 72 | 90 | 25 | 0.558 |
| NAV 4914 | RNAV 4914 | 70 | 80 | 100 | 30 | 0.884 |
| NAV 4915 | RNAV 4915 | 75 | 85 | 105 | 30 | 0.936 |
| NAV 4916 | RNAV 4916 | 80 | 90 | 110 | 30 | 0.843 |
| NAV 4917 | RNAV 4917 | 85 | 100 | 120 | 35 | 1.46 |
| NAV 4918 | RNAV 4918 | 90 | 105 | 125 | 35 | 1.531 |
| NAV 4919 | RNAV 4919 | 95 | 110 | 130 | 35 | 1.603 |
| NAV 4920 | RNAV 4920 | 100 | 115 | 140 | 40 | 2.225 |
| NAV 4922 | RNAV 4922 | 110 | 125 | 150 | 40 | 2.412 |
| NAV 4924 | RNAV 4924 | 120 | 135 | 165 | 45 | 3.337 |
| NAV 4926 | RNAV 4926 | 130 | 150 | 180 | 50 | 4.5 |
| NAV 4928 | RNAV 4928 | 140 | 160 | 190 | 50 | 4.791 |
Company information:
FAQ
How to maintain the correct lubrication for NAV4930 needle roller bearings in high-speed applications?
In high-speed applications, lubrication becomes even more critical. Use a lubricant specifically designed for high-speed needle roller bearings, which has a low viscosity to reduce friction and heat generation. Regular lubricant change intervals are necessary to keep the NAV4930 bearings well-lubricated and cool. Implementing a reliable lubrication system that delivers a consistent supply of clean lubricant can significantly enhance the bearing's performance and lifespan.
What environmental factors should be considered when using NAV4930 needle roller bearings in outdoor applications?
For outdoor use, NAV4930 needle roller bearings are exposed to varying temperatures, humidity, and potential contamination. It's crucial to choose bearings with appropriate sealing arrangements, such as sealed end caps or external seals, to protect against moisture and particle ingress. Regular inspections to clean and maintain seals are essential. Additionally, selecting materials resistant to corrosion, especially if the application is in a corrosive environment, can greatly enhance the bearing's resilience. Always adhere to the manufacturer's recommendations for maintenance and protection in outdoor settings to maximize the performance and life of NAV4930 needle roller bearings.
