Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S-12995 PC-57 found under Rotor by Dayton T Brown Inc. The National Stock Number assigned to this part is 2030014412174, and the Federal Supply Class is 2030 Deck Machine. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like S-12995 PC-57.