Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 10620RCA37-4 found under Switch Push by Ducommun Technologies Inc. The National Stock Number assigned to this part is 5930012944590, 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 10620RCA37-4.