1993 APV Crepaco R-series Positive Displacement Pump. Model: R2R. S/N: H3399-93. Nominal Capacity: 9 gpm. Displacement per Revolution: 0.015 gal. APV Crepaco rotary pumps are known the world over for their rugged, long-lasting, efficient performance. Every pump in the line has a stainless steel body, resilient molded rotors and a heavy cast iron gear case all of which are designed to give long lasting, economical service over a wide range of products and applications. Pump inlet/outlet: 1 in. 'S' line. Overall dimensions: 2 ft. 11 in. L x 1 ft. 1 in. W x 1 ft. 8 in. H.