Flexible Metal Hose Assembly Hose Inside Dia 1 1/4 in Hose Length 18 in Hose Tube Material 316 Stainless Steel Hose Cover Material 316 Stainless Steel Max Working Pressure @ 70 F 531 psi Temp Range 1200 Degrees F Dynamic Min Bend Radius (In.) 11 in Hose Fitting A Material 304 Stainless Steel Hose Fitting B Material 304 Stainless Steel Hose Fitting A Type MNPT Hose Fitting B Type FNPT