Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number M2051X found under Plug Pipe by Twin Disc Incorporated. The National Stock Number assigned to this part is 4730003852242, and the Federal Supply Class is 4730 Hose Pipe Tube Lubrication And Railing Fittings. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like M2051X.