Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3P506-4-42GAC MC found under Coupling Assembly Set Quick Disc by Faster Inc. The National Stock Number assigned to this part is 4730015005039, 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 3P506-4-42GAC MC.