Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BPX4050 found under Bracket Assembly Hydralic by Bell Helicopter Textron Inc. The National Stock Number assigned to this part is 1650001790454, and the Federal Supply Class is 1650 Aircraft Hydraulic Vacuum And De-Icing System Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like BPX4050.