Part Number 31-22B-550 having (CAGE Code 98343) and FSC 4720 Hose and Flexible Tubing in stock with ready to ship. Get an instant quote for 31-22B-550 Hose Assembly Nonmetallic by Midland Aircraft Corp. 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.