Needle Roller Bearings have long, thin cylindrical rollers resembling needles. They excel at handling high radial loads in tight spaces, making them ideal for automotive transmissions, gearboxes, and machinery. Lightweight, cost-effective, and suitable for high speeds, they distribute loads evenly and require proper lubrication for durability. Single-row variants without an inner ring work well in compact setups with hardened shaft raceways. Bearings without flanges on the outer ring are separable, which means that the outer ring and the needle roller and cage assembly can be mounted separately.
Inner Diameter | 55 mm | Number of Rows | Single Row |
Outer Diameter | 68 mm | Cage Material | Sheet Steel |
Width | 20 mm | Seal Type | None On Both Sides |
Dynamic Load Rating | 27 kN | Clearance | CN |
Static Load Rating | 67 kN | Precision | Grade 0 |
Fatigue Load Limit | 8.15 kN | Min Temperature | -30 °C |
Reference Speed | 7 500 rpm | Max Temperature | +120 °C |
Limiting Speed | 8 500 rpm | Size Standard | Metric System |
Rolling Element | Roller | Mass | 0.166 kg |
FEATURES AND BENEFITS
High load-carrying capacity.
Low cross-sectional height.
Support both radial and axial loads.
Well suited for applications with limited radial space.