Adapter Threaded Fittings Size 2 inch Connection Type Male Shape Hex Surface Finish Polished Type Threaded THREAD TYPE STANDARD USED AS BSPT ISO 7/1 ,JIS B 0203 UNF NPT SAE J 476 ,ANSI B1.20.3 JIC BSPP ISO 228 – 1G METRIC DIN 2353 – ISO 8434 -1