Part Number B-7 4363172 having (CAGE Code 43689) and FSC 5970 Electrical Insulators and Insulating Materials in stock with ready to ship. Get an instant quote for B-7 4363172 Insulation Blanket Electrical by Huntington Ingalls Incorporated. 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.