Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 752 122 found under Indicator Oxygen Fl by Piper Aircraft Inc. The National Stock Number assigned to this part is 1660010368927, and the Federal Supply Class is 1660 Aircraft Air Conditioning Heating And Pressurizing Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 752 122.