Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PA12-8 found under Filter Aircraft Ins by Arvinmeritor Inc. The National Stock Number assigned to this part is 1680005178388, and the Federal Supply Class is 1680 Miscellaneous Aircraft Accessories And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like PA12-8.