Part Number 4000 having (CAGE Code 75165) and FSC 5970 Electrical Insulators and Insulating Materials in stock with ready to ship. Get an instant quote for 4000 Insulation Sheet Electrical by Johns Manville Intl. 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.