Midland Metal 63465 Reducing Coupling, 4 in FPT x 2-1/2 in FPT, Stainless Steel, 150 lb

Reducing Coupling, Connection Size 1: 4 in, Connection Type 1: FPT, Connection Size 2: 2-1/2 in, Connection Type 2: FPT, 316 Stainless Steel, 4-8 x 2-1/2-8 Thread, Pressure Class: 150 lb, For Use With: Air, Water, Oil, Natural Gas, Steam, Additional Information: 3.030 lb Weight