2005JB/T 6364-2005 Linear motion rolling bearings - Block type recirculating linear needle roller (or roller) bearings
1992JB/T 6365-1992 Technical conditions for linear motion rolling bearings with circulating needle rollers and roller guide rails
JB/T 6365-1992 Technical conditions for linear motion rolling bearings with circulating needle rollers and roller guide rails was changed to JB/T 6364-2005 Linear motion rolling bearings - Block type recirculating linear needle roller (or roller) bearings.