Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number K874284-011 found under Rotor Disc Brake by Kaman Aerospace Corporation. The National Stock Number assigned to this part is 1630015260201, and the Federal Supply Class is 1630 Aircraft Wheel And Brake Systems. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like K874284-011.