Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number M4CF-0050-IAA-212 found under Condensing Unit Refrigerating by Klinge Corporation. The National Stock Number assigned to this part is 4130014428129, and the Federal Supply Class is 4130 Refrigeration And Air Conditioning Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like M4CF-0050-IAA-212.