Needle Roller and Cage Assemblies

**NTN Needle Roller Bearings & Needle Roller and Cage Assemblies: Precision Performance for Demanding Applications**

NTN is a global leader in bearing technology, renowned for its high-performance needle roller bearings and needle roller and cage assemblies. These precision-engineered components are designed to deliver exceptional load capacity, durability, and efficiency in compact spaces, making them indispensable in industrial machinery, automotive systems, and precision equipment.

### **Technical Features & Design Advantages**
NTN’s needle roller bearings and cage assemblies are optimized for applications requiring high radial load support with minimal radial cross-section. Key features include:

– **High Load Capacity:** Despite their compact design, needle rollers provide a large load-bearing surface, enabling superior radial load handling compared to conventional ball bearings.
– **Space-Saving Design:** The slim profile reduces overall assembly size, making them ideal for applications with strict space constraints.
– **Precision Cage Guidance:** High-quality cages (typically steel or polymer) ensure smooth roller movement, reducing friction and wear while maintaining proper alignment.
– **Versatile Configurations:** Available in various designs, including drawn cup, solid, and open types, with options for sealed or open variants to suit different lubrication and contamination conditions.
– **Enhanced Durability:** Advanced heat treatment and surface finishing processes extend service life, even under high-speed or heavy-load conditions.

### **Performance Advantages**
NTN’s needle roller solutions excel in demanding environments due to:

– **Reduced Friction & Heat Generation:** Optimized roller geometry and cage design minimize energy loss, improving efficiency and reducing operating temperatures.
– **High-Speed Capability:** Precision balancing and low-mass rollers allow stable performance at elevated speeds.
– **Reliability in Harsh Conditions:** Resistant to shock loads, misalignment, and contamination, ensuring consistent operation in industrial and automotive settings.

### **Typical Applications**
These bearings are widely used in:

– **Automotive Systems:** Transmission components (gearboxes, differentials), engine accessories (rocker arms, cam followers), and steering mechanisms.
– **Industrial Machinery:** Printing presses, textile equipment, agricultural machinery, and construction gear where compact, high-load solutions are critical.
– **Precision Equipment:** Robotics, medical devices, and aerospace actuators requiring lightweight, high-rigidity bearing solutions.

By combining advanced engineering with rigorous quality control, NTN’s needle roller bearings and cage assemblies provide unmatched performance, reliability, and longevity—ensuring optimal functionality in the most challenging applications. Whether enhancing automotive efficiency or supporting heavy industrial loads, NTN delivers precision you can trust.

MORE +
CLOSE +
Part Number Fw Ew Bc Mass
K22X27X40ZW
22.000 mm
27.000 mm
40.000 mm
0.039 kg
K22X28X17
22.000 mm
28.000 mm
17.000 mm
0.020 kg
K22X28X17V1
22.000 mm
28.000 mm
17.000 mm
0.020 kg
K22X28X22.8X
22.000 mm
28.000 mm
22.800 mm
0.028 kg
K22X29X16
22.000 mm
29.000 mm
16.000 mm
0.023 kg
K22X30X15
22.000 mm
30.000 mm
15.000 mm
0.022 kg
K22X30X19.8X
22.000 mm
30.000 mm
19.800 mm
0.034 kg
K23X28X24
23.000 mm
28.000 mm
24.000 mm
0.023 kg
K240X250X42
240.000 mm
250.000 mm
42.000 mm
0.850 kg
K240X250X42L1
240.000 mm
250.000 mm
42.000 mm
0.849 kg
K24X28X10
24.000 mm
28.000 mm
10.000 mm
0.008 kg
K24X28X10S
24.000 mm
28.000 mm
10.000 mm
0.008 kg
K24X28X13
24.000 mm
28.000 mm
13.000 mm
0.010 kg
K24X28X17
24.000 mm
28.000 mm
17.000 mm
0.013 kg
K24X29X13
24.000 mm
29.000 mm
13.000 mm
0.012 kg
K24X30X17
24.000 mm
30.000 mm
17.000 mm
0.022 kg
K24X30X31ZW
24.000 mm
30.000 mm
31.000 mm
0.039 kg
K255X31X13V3
25.000 mm
31.000 mm
13.000 mm
0.018 kg
K25X29X10
25.000 mm
29.000 mm
10.000 mm
0.008 kg
K195X205X37L1
195.000 mm
205.000 mm
37.000 mm
0.620 kg
K19X23X13
19.000 mm
23.000 mm
13.000 mm
0.008 kg
K19X23X17
19.000 mm
23.000 mm
17.000 mm
0.011 kg
K20X24X10S
20.000 mm
24.000 mm
10.000 mm
0.007 kg
K20X24X11
20.000 mm
24.000 mm
11.000 mm
0.007 kg