Part Number 33B-2IN having (CAGE Code 86184) and FSC 4820 Valves Nonpowered in stock with ready to ship. Get an instant quote for 33B-2IN Valve Vacuum Breaking by Griswold Industries Co. Fill the form below with your desired order quantity, targeted price and the expected order-fulfilment date. Our dedicated account manager will get back to you within 15 minutes.