Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MCA-028420-13-14-6-SPC found under by Parker Industries Inc. The National Stock Number assigned to this part is 5331016482017, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MCA-028420-13-14-6-SPC.