... thread and couplingEUEwith thread and coupling DmmtmmJ55L80N801,QP110FT 12358910111213 1.9001.9002.753.652.903.7348.2648.263. ... 025.51PNUPNUPNUPNU2,3,4,6,8,10,12 3-1/29.209.3088.906.45PNUPNUPNUPNU2,3,4,6, ... EUE with thread and coupling common difference OD< 4 1/2"(114.30mm),OD common difference is±0.79mmOD ... ≥4 1/2"(114.30mm), OD common difference is+1%D~-0.5%DWT common difference ...