Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 16-000-056 found under Blade Contact by Itw Switches. The National Stock Number assigned to this part is 6110009381487, and the Federal Supply Class is 6110 Electrical Control Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 16-000-056.