Hynec PP thru-bulk bulkhead plastic hose barb fittings union adapter fittings - M6 Threaded With Nut, 20-Pack | Food-grade Heat-Resistant for lab, industrial, and chemical use(3/32"(2.4mm))

Midland 18-190LF Lead Free Brass Compression Male Adapter, 3/8" Compression x 1/2" Male NPTF Thread

Midland 20-059P Plastic Push-in Male Connector, 3/8" Tube OD x 3/8" NPTF Thread, Plastic

Hynec PP Panel Mount Hose Barb Connector Sample Kit - M6 Threaded With Nut, 12-Pack | Heat-Resistant Barbed Fittings for Food/Medical/Lab Processing & Chemical Industries

Midland 20-532P Plastic Push-in Male Connector, 5/16" Tube OD x 3/8" NPTF Thread, Plastic

Midland 32-012LF Lead Free Brass Rigid Male Adapter, Hose Barb, 3/8" Hose I.D. x 1/4" Male NPTF, Brass, 1

Midland 680808C Brass Composite Body D.O.T. Push-in Straight Male Connector, 1/2" Tube O.D., 1/2"-14 NPT Thread

Midland 20-055P Plastic Push-in Male Connector, 1/4" Tube OD x 1/4" NPTF Thread, Plastic

Midland 20-054P Plastic Push-in Male Connector, 1/4" Tube OD x 1/8" NPTF Thread, Plastic

Midland 32-025LF Brass Rigid Male Adapter, Hose Barb, 1" Hose I.D. x 1" Male NPTF, Brass, 1