Part Number 500-101-963 having (CAGE Code 07521) and FSC 1680 Miscellaneous Aircraft Accessories and Components in stock with ready to ship. Get an instant quote for 500-101-963 Back Assembly Seat by Carborundum Co The Bonded Abrasives Div. 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.