Type | 
                                                                        N/A Diffuser | 
                                                                                Style | 
                                                                        N/A Suction | 
                                                                                Nominal Size | 
                                                                        N/A 4 x 2 1/2 in | 
                                                                                Body Material | 
                                                                        N/A Carbon steel Schedule 40 conforming to ASTM A 53, Grade B | 
                                                                                Bolts Material | 
                                                                        N/A SAE J429, Grade 5, Zinc Electroplated | 
                                                                                Heavy Hex Nuts Material | 
                                                                        N/A ASTM A563, Grade A, Zinc Electroplated | 
                                                                                Diffuser Basket Material | 
                                                                        N/A Stainless steel type 304, #16 perforated plate with 3/16" diameter holes. (51% open area). Pre-Filter: Stainless steel type 304 screen - 16 mesh. (removable). | 
                                                                                Couplings Material | 
                                                                        N/A Ductile Iron conforming to ASTM A 536, Grade 65-45-12. | 
                                                                                Flanges Material | 
                                                                        N/A Carbon steel class 150# conforming to ASME B 16.5. | 
                                                                                Drain & Gage Plugs Material | 
                                                                        N/A Carbon steel square head plugs conforming to ASME B16.11. | 
                                                                                Gaskets Material | 
                                                                        N/A Grade "E" EPDM (Green color code) -40°F to 230°F (Service Temperature Range)(-40°C to 110°C) Recommended for water service, diluted acids, alkalies solutions, oil-free air and many other chemical services. NOT FOR USE IN PETROLEUM APPLICATIONS. Grade “EP” EPDM (Green and Red color code) -40°F to 250°F (Service Temperature Range)(-40°C to 121°C) Recommended for water service, diluted acids, alkalies solutions, oil-free air and many other chemical services. NOT FOR USE IN PETROLEUM APPLICATIONS. For hot water applications the use of Gruvlok Extreme Temperature lubricant is recommended. NSF-61 Certified for cold and hot water applications up through 12". Grade “T” Nitrile (Orange color code) -20°F to 180°F (Service Temperature Range)(-29°C to 82°C) Recommended for petroleum applications. air with oil vapors and vegetable and mineral oils. NOT FOR USE IN HOT WATER OR HOT AIR. | 
                                                                                Coatings | 
                                                                        N/A Rust inhibiting paint – Color: ORANGE | 
                                                                                Max. Rated Pressure | 
                                                                        N/A 300 psi | 
                                                                                Orifice Cylinder Open Area | 
                                                                        N/A 48 in² | 
                                                                                Product Number | 
                                                                        N/A 0390050557 | 
                                                                                UPC Code | 
                                                                        N/A 69029158126 | 
                                                                                Weight | 
                                                                        N/A 36 lb |