Used 50 gallon 304L stainless steel Pressure vessel. Manufactured by Letsch Corp. 316L Internal MAWP 50PSIG/FV@300F. 304L Stainless steel HTS MAWP 100PSIG @300F. Serial #5476-34. National Board #805. Built 1983
Material: 304L Stainless Steel
Capacity: 50 Gal