
                                                                                Nominal Pipe Diameter | 
                                                                        N/A 80 A | 
                                                                                D1 - Pipe Outside Diameter by KS/JIS | 
                                                                        N/A 89.1 mm | 
                                                                                D2 - Pipe Min-Max Range | 
                                                                        N/A 88-92 mm | 
                                                                                OD - Outside Diameter | 
                                                                        N/A 3.500 in | 
                                                                                M - Tightening Bolt SUS 304 or SCM 435 | 
                                                                        N/A M12x60Lx6BOLTS | 
                                                                                A - Diameter of SUS 304 or S45C Bar and Barnut | 
                                                                        N/A 18 mm | 
                                                                                L - Length of Coupling | 
                                                                        N/A 203 mm | 
                                                                                l - Sealing Sleeve Lip's Distance | 
                                                                        N/A 150 mm | 
                                                                                T - Thickness of SUS 304 Coupling Case | 
                                                                        N/A 1.5 mm | 
                                                                                U - Coupling Outside Diameter | 
                                                                        N/A 115 mm | 
                                                                                W.P - Maximum Working Pressure | 
                                                                        N/A 16 kg/cm² | 
                                                                                W - Weight per Each Set | 
                                                                        N/A 4.0 kg | 
                                                                                P - Standard Torque | 
                                                                        N/A 15-20 N·m150-200 kgf·cm | 
                                                                                Tube Diameter | 
                                                                        N/A 3 in | 
                                                                                Norm | 
                                                                        N/A KS/JIS | 
                                                                                Sleeve Material | 
                                                                        N/A EPDM NBR Silicone Viton |