Advantage Controls Orifice Unions | 1" Blank Plate, SS, (Replacement Plate Only)

Set of 4 Stainless Steel Orifice Plates Includes 1/8", 3/16", 1/4", 5/16" Orifice Sizes. Does not come with the 1" union. For Union and Plates see AOU-1  

Specifications: Max Fluid Temp.: 500°F Max Boiler Pressure: 1000 PSIG Body: Carbon Steel Plates: 316 Stainless Steel Orifice Sizes: 1/8", 3/16", 1/4", 5/16" Shipping Weight: 3 lbs. Sizes Available:...

The orifice union includes four plates, 1/16” , 1/8”,1/4” and a 5/16"

The orifice unions offer back pressure and flow control, limited by the available orifice sizes. Each union is supplied with four plates. Boiler Water Controller Accessories

Ref.2, Bypass feeder cap plate