Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number F11-300-M4M found under Filter Fluid by Norgren C A Co. The National Stock Number assigned to this part is 4130002518592, 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 F11-300-M4M.