HK 121816 ASIYFB HK 121816 ASI Needle Roller Bearing Drawn Cup Bearing HK Series The YFB HK 121816 ASI is a compact and dependable drawn cup needle roller bearing from the HK Series, designed for industrial assemblies where space is limited but stable radial load support is required. Supplied by Abdul Traders, this is an original YFB product from a registered brand range trusted by industrial buyers across Pakistan. It is suitable for machinery that needs smooth