Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FP5131961 found under Guide Valve Stem by Federal Mogul Corp. The National Stock Number assigned to this part is 2815001593528, and the Federal Supply Class is 2815 Diesel Engines And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like FP5131961.