Image Air Chief Automotive Male Threaded Plug Markets Chemical Processing, Maintenance Repair Operations (MRO) Product Options Part Number Body Size Thread Thread Size Pipe Thread Material DCP1 1/4" NPT 1/4" NPT / NPTF Steel DCP101 1/4" NPT 1/8" NPT / NPTF Steel DCP103 1/4" NPT 3/8" NPT / NPTF Steel DCP5 3/8" NPT 3/8" NPT / NPTF Steel DCP7 3/8" NPT 1/4" NPT / NPTF Steel