... "LM" means metric standard type,"LME"means inch standard type,"OP" means open type,"AJ" means adjustment type. Applications: Widely used in ... series with seal used most frequently in Korea and Japan. Type KB-UU: This is the metric dimension series ... LM20LUU, LM25LUU, LM30LUU, LM35LUU, LM40LUU, LM50LUU, LM60LUU.LME...LUU Type:LME6LUU, LME8LUU, LME10LUU, LME12LUU, LME13LUU, LME16LUU, LME20LUU, LME25LUU, ...