Murzan Double Diaphragm Pump. Model PI-50-D. Serial 03035198. The D version features 304 stainless contacts, FDA, USDA, 3A approved. Common applications: juice/drink concentrates, tomato paste, yogurt, cottage cheese, eggs, pie fillings, BBQ sauces, salad dressings, mustard, mayonnaise, gels, creams, etc. Inlets: (1) 3/8 in. dia. air quick connect fitting, (1) 2 in. dia. S-line. Outlets: (1) 3 in. Overall dimensions: 14-1/4 in. L x 16-1/2 in. W x 26-1/2 in. H. (ACN76a)