Sandpiper Ball Valve Diaphragm Pump. Model: SSB1-A. Maximum capacity: 54 gpm. Displacement per stroke: 0.36 gal. Maximum solids handled: 1/4 in. Maximum discharge pressure: 100 psi. Designed to meet USDA standards. Applications include: meat and poultry. Wetted parts are electropolished 316 and 302/304 stainless steel. Non-wetted parts are electroless nickel-plated aluminum and polypropylene. Fitted with food grade, white nitrile elastomers. Inlets: (1) 1/4 in. dia. quick connect air fitting, (1) 1-1/2 in. dia. S-line fitting. Outlets: (1) 1-1/2 in. dia. S-line fitting. Overall dimensions: 16 in. L x 12 in. W x 18-1/2 in. H.