https://aerospace.honeywell.com/us/en/products-and-services/product-details.partnumber-3170084-2
3170084-2 - FLAPPER, VALVE, CHECK
3170084-2 - FLAPPER, VALVE, CHECK Honeywell new, used, exchanges, repairs, overhaul, test, or modify services. Buy online, get technical support
flappervalvecheck