Female NPSM x 3/4 in.
3/4" x 15' Blue EPDM Rubber Air Hose, 300 PSI, 3/4" FNPSM x FNPSM Range -40 to 210 Degrees F, Tube Material EPDM, Cover Material EPDM, Spiral Synthetic Yarn Reinforcement length, 3/4 in. Blue Multipurpose Rubber Air Hose, 300 PSI, Coupled Assembly, 3/4 in. ID, 15ft.