Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1608F PIECE 353 found under Nipple Blind Tube by Babcock And Wilcox Co. The National Stock Number assigned to this part is 4730003859514, 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 1608F PIECE 353.