Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number RT-0049 12 found under Lever Turning by Cassidian Limited. The National Stock Number assigned to this part is 3040012580994, 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 RT-0049 12.