The NTN KH1228LL/3AS is a high-quality genuine NTN linear ball bearing designed for smooth and precise linear motion applications. Featuring a 12mm bore diameter, 28mm outside diameter, and an overall length of 37mm, this bearing provides reliable performance. The 'LL' designation indicates that it is double sealed, offering enhanced protection against contaminants and extending service life. It has a dynamic load rating of 0.58 kN and a static load rating of 0.88 kN, making it suitable for various industrial machinery applications requiring robust linear guidance.