Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 25A1000-00019 found under Cap Protective Dust by Joslyn Products. The National Stock Number assigned to this part is 5340012247517, and the Federal Supply Class is 5340 Hardware Commercial. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 25A1000-00019.