Holedall Uni-Range Coupling, 3/4 ID x 1-18/64 to 1-22/64 OD in Nominal, MNPT, Carbon Steel/Stainles, Dixon, Mfr#: R12P3$51.69+
Push to Connect Fitting- PBT-Male Straight-1/4" Tube OD x 1/8" MNPT, Usa Industrials, Mfr#: ZUSA-PTC-PBT-7$4.85+
Push-to-Connect, Threaded Metric Metal Push-to-Connect Fitting, Brass, Silver, Parker, Mfr#: W68PLP-8M-6R$8.15+
Push-to-Connect, Threaded Male Swivel Elbow, 5/32 in Tube Size, Brass, Silver, Legris, Mfr#: 3699 04 10$10.75+
Push-to-Connect Union Adapter, 5/16 in Tube Size, Polypropylene, White, 10 PK, John Guest, Mfr#: PPM0408W-PK10$38.89+
The Right Connection Instrumentation Reducer, 1/2 x 3/4 in Nominal, Tube End Style, 316 SS, Dixon, Mfr#: 8-DRATT-12$35.25+
520-H Ferrule, 1 ID x 1-42/64 to 1-44/64 OD in Nominal, Hose, 1-1/8 in L, Brass, Domestic, Dixon, Mfr#: R1ES-A$10.99+
Push-to-Connect, Threaded Swivel Elbow, 1/4 in Tube Size, PBT, White, 10 PK, Norgren, Mfr#: M22470406$36.59+
Push-to-Connect, Threaded Male Connector, 3/16 in Tube Size, Nylon, Black, 10 PK, Legris, Mfr#: 3175 55 11$38.19+
Nylon Push to Connect Fitting - Male Tee, 3/8" Tube Size, Black, Usa Industrials, Mfr#: ZUSA-TF-PTC-457$11.19+