... /16ER/22ER 11IR/16IR/22IR etc.. Items are ISO,A,AG,G,W,UN,NPT,ACME,API et Threaded insert SIZE RANGES ... 11ER/16ER/22ER11IR/16IR/22IR etc..Items are ISO,A,AG,G,W,UN,NPT,ACME,API et1.tolerance below +0.01mm ... -M LDA16 ER 14 BSPT LDC16 IR 11 W LDCTNMG160404R-S LF901816 ER 14 NPT LDA16 IR 11.5 NPT LDATNMG160404- ... IR 24 UN LDC 16 ER 8 W LDC16 IR 24 W LDC 16 ER A 55 LDA16 IR 3.0 ISO LDA ...