Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5-13-2575P13 found under Cover Vent by Penn Metal Fabricatorsinc. The National Stock Number assigned to this part is 7360010435420, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 5-13-2575P13.