Part Number 8-233N0300-90 having (CAGE Code 0KNF3) and FSC 5330 Packing and Gasket Materials in stock with ready to ship. Get an instant quote for 8-233N0300-90 Back Up Ring Preformed Packing by Gulf Coast Holdings Inc Dba Unidynamics. 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.