Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 15X19PFN8006 found under Spacer Sleeve by Ringfeder Power Transmission Usa. The National Stock Number assigned to this part is 5365011754833, and the Federal Supply Class is 5365 Bushings Rings Shims And Spacers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 15X19PFN8006.