Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 312853-1047 PIECE 53 found under Setscrew by Diamond Power International Inc. The National Stock Number assigned to this part is 5305011245170, and the Federal Supply Class is 5305 Screws. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 312853-1047 PIECE 53.