Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 27379 PIECE 4 found under Stem Fluid Valve by Crane Company. The National Stock Number assigned to this part is 4820011783335, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 27379 PIECE 4.