Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 123GSK63-100 found under Parts Kit Swivel Joint by Fluidonics Inc. The National Stock Number assigned to this part is 4730000766367, 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 123GSK63-100.