Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CPA3855P1A found under Knob by Paramount Panelsinc. The National Stock Number assigned to this part is 5355004710400, 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 CPA3855P1A.