Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D001-180557 ITEM 1SCR found under Switch Thermostatic by Despatch Industries Limited. The National Stock Number assigned to this part is 5930015451415, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like D001-180557 ITEM 1SCR.