DUR O LOK® Quote Information Thank you for your inquiry about DUR O LOK® couplings. Please provide the information below to assist us in supplying the right coupling for your application. (* required) Customer Information: *Name *Company *Address *City *State *Zip *Country *Phone *Fax Email I am interested in the DUR O LOK® couplings because: (check all that apply) *At least one I want to save space I want to save weight I want to simplify my piping I want to save maintenance time Other Piping Service Requirements: Temperature Pressure Material transported Industry Application or process External loading(shear, bending,torsion, etc) & magnitude Coupling Requirements: Pipe size Schedule Material 304 316 321 347 Carbon Steel Other If Other Note: Carbon steel couplings are supplied with black oxide finish. Seal (Check only one): Viton® O-ring (400°F max) Silicone rubber O-ring (450°F max) Grafoil® flat gasket (1500°F max) Code requirements Number required