Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number UG2287 found under Knob Round by Rauland Borg Corporation. The National Stock Number assigned to this part is 5355004980583, and the Federal Supply Class is 5355 Knobs And Pointers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like UG2287.