Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 152-116-1670 found under Ring Backing by Trelleborg Sealing Solutions Uk Ltd. The National Stock Number assigned to this part is 5365004534024, 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 152-116-1670.