Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R190 406 found under Bushing Sleeve by Horus Vision Llc. The National Stock Number assigned to this part is 5365015911759, 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 R190 406.