Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number M328010037 found under Collar Shaft by F E L Corp. The National Stock Number assigned to this part is 3040001155971, and the Federal Supply Class is 3040 Miscellaneous Power Transmission Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like M328010037.