Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FDK1957M1 found under Adapter Plate And S by Davis Aircraft Products Co Inc. The National Stock Number assigned to this part is 1680004074557, and the Federal Supply Class is 1680 Miscellaneous Aircraft Accessories And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like FDK1957M1.