Part Number 1550 SHEET 2 ITEM 05 having (CAGE Code 47750) and FSC 5970 Electrical Insulators and Insulating Materials in stock with ready to ship. Get an instant quote for 1550 SHEET 2 ITEM 05 Insulator Plate by Plainville Electrical Products Company The. 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.