Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5MF30-7023 found under Cylinder Sleeve by C And D Equipment Company Inc. The National Stock Number assigned to this part is 4130003004639, 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 5MF30-7023.