Part Number 424-1-16X1X50 Gs424 Polysulfide Base Sealnt in stock with ready to ship. Get an instant quote for Aviall part number 424-1-16X1X50 by filling form below with your desired order quantity, targeted price and the expected order-fulfilment date. Get instant quote for 424-1-16X1X50. Our dedicated account manager will get back to you within 15 minutes.