Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number N3525 found under Contact Assembly El by Paragon Precision Inc. The National Stock Number assigned to this part is 5999005579120, and the Federal Supply Class is 5999 Miscellaneous Electrical And Electronic Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like N3525.