Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PL49820 found under Cap Filler Opening by Parker Hannifin Ltd. The National Stock Number assigned to this part is 2930011083900, and the Federal Supply Class is 2930 Engine Cooling System Components Nonaircraft. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like PL49820.