Short Ferrule, Compatible Tube Outer Diameter 4 in, Exterior Finish 32 RA, Material Grade 304, Fitting Material Stainless Steel, Fitting Side A Outside Diameter 4 in, Fitting Side B Outside Diameter 4 in, Overall Length 5/8 in, Specific Fitting Shape Short Welding Ferrule, Compatible Fitting Connection Type Clamp, Standards 3A, Compatible Tube Wall Thickness 0.083 in, Fitting Side A Inside Diameter 3 417/500 in, Interior Finish 32 RA