Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MS24391-K4L found under Plug Machine Thread by Ontic Limited. The National Stock Number assigned to this part is 5365011460564, 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 MS24391-K4L.