Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 204-040-742-1 found under Bracket Valve Body by Bell Helicopter Textron Inc. The National Stock Number assigned to this part is 5342009611338, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 204-040-742-1.