You can save big if you decide to go with this scrap rubber hose
These are the easiest and most convenient hose couplings you can find
Color - Yellow (Color Treatment Adds Durability To Outer Jacket Of Your Hose)
Female Swivel Side 2 – 1” NH (NST) Female (National Hose / National Standard Thread)
Industrial & Fire Grade 4” NPSH x 5” NH (NST) Double Swivel Female Fitting Anodized Aluminum
2.5" NPT Male Pipe x 2" NPSH Male Pipe Adapter DFP2525F You can save big ifChange Threads From 2. 5" NPT Pipe To 2" NPSH Pipe Hex Simply screw it on, and you're ready to go. The NPT side of adapter can hook into IPT, NPT, ,NPSH, and PVC threads. The NPSH side of the adapter can hook into NPSH, PVC, NPS, NPSM, NPSC, IPS, IPSM, IPT, SIPT, MIP, MPT. Specifications 2. 5" NPT Male x 2" NPSH Male Full Brass NPT National Pipe Tapered NPSH National Pipe Straight Hose More About Double Male Adapters A pipe fitting adapter is used to