Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4001 found under Mounting Pad Electrical Electronic Component by Teknational Thermal Insulation And. The National Stock Number assigned to this part is 5999010485586, 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 4001.