Industry Standards/Certifications | 
                                                                        N/A NSF/ANSI 61 | 
                                                                                Type | 
                                                                        N/A Weld Ring Gruv-Ring Coupling | 
                                                                                Style | 
                                                                        N/A Grooved | 
                                                                                Nominal Size | 
                                                                        N/A 30 in | 
                                                                                Housing Material | 
                                                                        N/A Ductile Iron conforming to ASTM A 536, Grade 65-45-12 | 
                                                                                Coatings | 
                                                                        N/A Hot Dipped Zinc Galvanized | 
                                                                                Gasket Material | 
                                                                        N/A Nitrile | 
                                                                                Gasket Type | 
                                                                        N/A Standard C Style | 
                                                                                Bolt Material | 
                                                                        N/A SAE J429, Grade 5, Zinc Electroplated | 
                                                                                Heavy Hex Nut | 
                                                                        N/A ASTM A563, Grade A, Zinc Electroplated | 
                                                                                Pipe O.D. Range | 
                                                                        N/A 28.00 - 32.00 in | 
                                                                                Applied Gruv-Ring O.D. | 
                                                                        N/A 33.75 in | 
                                                                                Number of Segments | 
                                                                        N/A 6 | 
                                                                                Coupling Bolts Size | 
                                                                        N/A 1 1/2 x 5 3/4 in | 
                                                                                Coupling Bolts Qty. | 
                                                                        N/A 6 | 
                                                                                Lubrication | 
                                                                        N/A Standard Gruvlok, Gruvlok Xtreme™ | 
                                                                                Application | 
                                                                        N/A Recommended for petroleum applications, air with oil vapors and vegetable and mineral oils. NOT FOR USE IN HOT WATER OR HOT AIR | 
                                                                                Min. Service Temperature Range | 
                                                                        N/A -20 ºF | 
                                                                                Max. Service Temperature Range | 
                                                                        N/A 180 ºF | 
                                                                                Max. Working Pressure | 
                                                                        N/A 175 psi | 
                                                                                Max. End Load | 
                                                                        N/A 156558 lb | 
                                                                                Range of Pipe End Separation | 
                                                                        N/A 0-1/2 in | 
                                                                                Deflection from CL Per Coupling | 
                                                                        N/A 0.85° | 
                                                                                Deflection from CL of Pipe | 
                                                                        N/A 0.18 in/ft | 
                                                                                Product Number | 
                                                                        N/A 0391001609 | 
                                                                                UPC Code | 
                                                                        N/A 69029183640 | 
                                                                                Weight | 
                                                                        N/A 250.00 lb |