Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 85R651H01 found under Hose Air Duct by Kirkhill Ta Co. The National Stock Number assigned to this part is 4720011548775, and the Federal Supply Class is 4720 Hose And Flexible Tubing. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 85R651H01.