Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 077 16668 001 TBL8 022 11336 001 found under Valve Expansion by York International Corporation. The National Stock Number assigned to this part is 4820015725569, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 077 16668 001 TBL8 022 11336 001.