Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MS2-2M-SNM R134A found under Refrigeration Unit Mechanical by Cospolich Inc. The National Stock Number assigned to this part is 4110016199295, and the Federal Supply Class is 4110 Refrigeration Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MS2-2M-SNM R134A.