Part Number HL19PB-6-4 Pih Hi Lok in stock with ready to ship. Get an instant quote for Sikorsky Aircraft Corporation part number HL19PB-6-4 by filling form below with your desired order quantity, targeted price and the expected order-fulfilment date. Get instant quote for HL19PB-6-4. Our dedicated account manager will get back to you within 15 minutes.