Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3H1 120 ITEM 26 found under Adapter Straight Tube To Boss by Man Diesel And Turbo Ltd. The National Stock Number assigned to this part is 4730014475070, 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 3H1 120 ITEM 26.