Part Number HT4020 5 21X having (CAGE Code 92215) and FSC 5305 Screws in stock with ready to ship. Get an instant quote for HT4020 5 21X Screw Shoulder by Alcoa Global Fasteners Inc. 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.