USED AMERICAN PRECISION INDUSTRIES 20 SQ/FT EXCHANGER

All 316 stainless steel shell and tube heat exchanger, u blend design by american precision industries inc. (basco div. Buffalo ny) apx 20 square foot heat exchange surface national board rating (# 36376) for 150 psi @ 350 deg f on both shell and tubes, serial # 9211721-0117, size 06036. Features 1" npt in/outlet on top, bolt on head, four 2" npt side shell inlets and one top 1/2" auxiliary inlet, containes 104 x 3/8" od x 36" long tubes (length is straight side of tubes only u bend is not included in measurement). All connections are flanged 316 l stainless steel. Formerly used in pharmaceutical service.