Koyo - Needle Roller Bearing J-78

Best used for good radial load capacity and high speeds for thin cross section applications | A hardened and machined shaft or an "IR" Inner Ring is required for optimal performance | A press fit into the housing is required | Available with an oil hole (-OH or .AS1 in suffix) | Available with one seal (JT, MJT, HK-RS) or two seals (JTT, HK-.2RS) | Available with heavy duty rollers (JH style) for applications that require maximum radial load capacity and high speed | Available with a closed end (MJ , BK) | Available in inch (J, MJ) and metric (HK, BK)