| Model NO. | NTA1423 NTA1625 NTA1828 NTA2031 NTA2233 NTA2435 NT |
| Load Direction | Axial Bearing; Radial Bearing |
| Style | Without Inner Ring, With Inner Ring |
| Material | Bearing Steel (Gcr15) |
| Precision | P0 P5 P6 |
| Lubrication | Oil or Grease |
| Application | Heavy Vehicle, Auto Motorcycle Parts |
| Features | High Precision, Long Life, Low Noise |
Needle roller bearings are a specialized type of rolling-element bearing renowned for their unique design, which features long, thin cylindrical rollers—resembling needles—that are significantly longer than their diameter. This distinctive structure sets them apart from other bearing types, enabling them to deliver exceptional performance in applications where space is limited and high load-carrying capacity is essential.
One of the key advantages of needle roller bearings lies in their high load capacity relative to their compact size. The elongated rollers distribute weight evenly across a larger contact area with the raceways, allowing them to withstand both radial and, in some designs, axial loads efficiently. This makes them ideal for use in machinery and equipment where design constraints demand a small footprint without compromising on strength, such as automotive transmissions, hydraulic pumps, and industrial gearboxes.
| Product Type | NA Series / RNA Series / NK Series / NKI Series / NKS Series |
| Structure | Needle Bearing |
| Service | OEM / ODM Support |
| Delivery Time | 7-30 days depends on quantity |
| Quality Grade | Large bearing capacity, fine mass |
| Model No. | Fw (mm) | D (mm) | C (mm) | Basic Load Cr (N) | Speed (Oil RPM) |
|---|---|---|---|---|---|
| NAV4002 | 15 | 32 | 17 | 10800 | 4500 |
| NAV4004 | 20 | 42 | 22 | 28150 | 3900 |
| NAV4006 | 30 | 55 | 25 | 49900 | 3500 |
| NAV4008 | 40 | 68 | 28 | 49900 | 2700 |
| NAV4010 | 50 | 80 | 30 | 55700 | 2500 |
Our facility is a distinguished player in the bearing manufacturing industry. With advanced production lines and convenient transportation access, we are strategically positioned to enable seamless distribution of high-quality bearing products both domestically and globally.