Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R028495.201 ITEM 20 found under Keyboarddata Entry by Schenck Corporation. The National Stock Number assigned to this part is 5999016775555, and the Federal Supply Class is 5999 Miscellaneous Electrical And Electronic Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like R028495.201 ITEM 20.