Part Number SA401870 (PMA Stud 1 4 Dia X 1 1 8 Long in stock with ready to ship. Get an instant quote for Superior Air Products Co part number SA401870 (PMA by filling form below with your desired order quantity, targeted price and the expected order-fulfilment date. Get instant quote for SA401870 (PMA. Our dedicated account manager will get back to you within 15 minutes.