Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 37D645 found under Strip Mounting Rela by Potter And Brumfield Div Amf Canada. The National Stock Number assigned to this part is 5975011021586, and the Federal Supply Class is 5975 Electrical Hardware And Supplies. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 37D645.