Grip L Pipe Coupling Bolt Material 316 Stainless Steel Finish/Coating Polished Fitting Nominal Pipe Size 1 1/4 in For Movement Type Axial Material Grade 316 Maximum Operating Pressure 232 psi Overall Length 2 3/8 in Pipe Fitting Material Stainless Steel Seal Material EPDM Seal Type Included Standard Basic Fitting Shape Coupling Standards ASTM 1476 CL2 CL3 TY2 Application Air Chemical Products Fuel Gas Oil Other Hydrocarb s Solid Water Color Silver