Part Number CYZR-837-280 Rn6 C 4991 F Resistor in stock with ready to ship. Get an instant quote for Ge Aviation Systems Llc part number CYZR-837-280 by filling form below with your desired order quantity, targeted price and the expected order-fulfilment date. Get instant quote for CYZR-837-280. Our dedicated account manager will get back to you within 15 minutes.