DM86, 8" Hose Mender, Zinc Plated SteelSafety Notes:Menders are not for compressible products such as air, nitrogen or steamThe working pressure may vary with the construction of the hose, the type of clamping system used and the application.In accordance with the R.M.A. bulletin for oil suction and discharge hose, a coupled length of hose in any size, should be tested to 1-1/2 times the working pressure and held for fifteen minutes without leaking or coupling movement. For additional information and detailed instructions on testing procedures, see the Rubber Manufacturers Association (R.M.A.) handbook.