Image A-Series Pneumatic Female Threaded Plug Markets Maintenance Repair Operations (MRO) Jump to Section Product Options Related Products Product Options Part Number Length Maximum OD Body Size Thread Thread Size Pipe Thread Material A1F1-B 1.26" 0.58" 1/8" NPTF 1/8" NPT / NPTF Brass A2F1-B 1.34" 0.65" 1/4" NPTF 1/8" NPT / NPTF Brass A2F2-B 1.56" 0.79" 1/4" NPTF 1/4" NPT / NPTF Brass A2F2 1.56" 0.79" 1/4" NPTF 1/4" NPT / NPTF Steel Related Products Image A-Series Pneumatic Female Threaded Coupler Image A-Series Pneumatic Male Threaded Coupler Image A-Series Pneumatic Male Threaded Plug