Part Number S14 15 4427 having (CAGE Code 78286) and FSC 1615 Helicopter Rotor Blades, Drive Mechanisms and Components in stock with ready to ship. Get an instant quote for S14 15 4427 Block Pitch Control Tail Rotor by Sikorsky Aircraft Corporation. 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.