Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 312853-1047-64 found under Worm Shaft by Diamond Power International Inc. The National Stock Number assigned to this part is 3040003007801, 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 312853-1047-64.