Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 163W0-2DCMA IAW 476-0257 found under Meter Arbitrary Scale by Iv Electronic Klaus Vespermann Kg. The National Stock Number assigned to this part is 6625000257110, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 163W0-2DCMA IAW 476-0257.