Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number G012-1089-01 found under Strap Assembly Oxygen Mask by Yama Mfg Co Incorporated. The National Stock Number assigned to this part is 1660013261538, 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 G012-1089-01.