1/2"IN X 1/2"OUT 121PSI 1LDC

1/2" npt x 1/2" npt, 400 PSI, Series 11AV Stainless Steel Free Floating Lever Air and Gas Vent with 5/64" Orifice

3/4" NPT x 3/4" NPT, 150 PSI, Series 1LDC See-Thru Liquid Drainer with #38 Orifice

3/8" NPT CD-41 Carbon Steel Controlled Disc Steam Trap rated up to 600 PSI Maximum Operating Pressure