Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NFM51R00P506 found under Filter Assembly Electrical by Keas Superior Bus Sales Inc. The National Stock Number assigned to this part is 5915014637808, and the Federal Supply Class is 5915 Filters And Networks. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like NFM51R00P506.