Image A-Series Pneumatic Female Threaded Coupler 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 1AF1-B 1.68" 0.64" 1/8" NPTF 1/8" NPT / NPTF Brass 2AF1-B 2.41" 0.77" 1/4" NPTF 1/8" NPT / NPTF Brass 2AF2-B 2.70" 0.77" 1/4" NPTF 1/4" NPT / NPTF Brass Related Products Image A-Series Pneumatic Female Threaded Plug Image A-Series Pneumatic Male Threaded Coupler Image A-Series Pneumatic Male Threaded Plug Image A-Series Pneumatic Reusable Barb Coupler