... ( HK…RS, HK…2RS, BK…RS series)Drawn cup full component needle roller bearings ( F, FH, MF, MFH, FY series)Drawn ... bearings ( RNA49…RS, RNA49…2RS, NA49…RS, NA49…2RS)Full component needle roller bearings ( RNAV, NAV series )Self-aligning needle roller ... nning on the plain tray or cam wheel,the inneChina High Quality Needle Roller Bearing NA4900 NA4913 NA series,RNA series