Gloxco brand stainless steel type DD cam and groove fitting with blowdown assembly. This type DD camlock (Cam and Groove) has with blowdown a 3" female camlock quick connect coupler on both sides and 1/2" pipe tap on the middle of the fitting connect with 1/2" standard port ball valve and ball valve connect with 1/2" male end crows foot. Both sides of this coupler will only attach to a 3" female camlock coupler. It is typically used to spool two lengths of hose together. The body of this cam and groove fitting is made of stainless steel. Stainless Steel cam lock fittings are lightweight and are corrosion and abrasion resistant. These cam and groove fittings are suitable for use with water, hydraulic oils, coolants, gasoline, and other petroleum products. These Type DD cam and groove fitting is made to quickly connect or disconnect. They comply with commercial item description A-A-59326D for quick disconnect fittings. These camlock fittings are often used in applications such as vacuum trucks, vacuum trailers, frac tanks, fuel delivery, grain movement and waste water industry. Camlock (cam and groove) fittings are popular couplings because they are economical and can easily be connected and disconnected. In addition to this stainless steel type DD cam and groove fitting, Gloxco offers a full line of hose fittings with various types of connections. Gloxco hose fittings are used in systems such as air compressors, oilfield water distribution, vacuum trailer, vacuum trucks, frac tanks, storage tanks, agriculture, mining, road construction, fire fighting, and aviation industry. Warning: Type DD cam and groove fittings, or any other camlock fitting, should not be used for compressed air or steam.