Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 70 001B10F12Z2 found under Hose Air Duct by Bell Helicopter Textron Inc. The National Stock Number assigned to this part is 4720000117254, 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 70 001B10F12Z2.