Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D99-3820 found under Control Assembly Push Pull by Hayes Diversified Technologies Inc. The National Stock Number assigned to this part is 2590015486398, and the Federal Supply Class is 2590 Miscellaneous Vehicular Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like D99-3820.