Model C-CS Rev A Pressure Reducing Steam Regulator; 1-1/2" Line Size, Full Port, ASME BPE Type B; Sales Kit B; 316L Stainless Steel Forged Body, 316 Stainless Steel Spring Chamber; SL1 Trim With 316L Stainless Steel Plug, 316L Stainless Steel Stem, 316L Stainless Steel Diaphragm; OPT-11: Diaphragm Restraint For Vacuum Service; Wetted Parts Cert 'Std' (Chemical & Physical); Cleaned For Food and Pharmaceutical Service Per Cashco Specification S-1576