Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 209799-100 found under Spring Cup Assembly by Aselsan As Mikroelektronik Gudum. The National Stock Number assigned to this part is 6140014765161, and the Federal Supply Class is 6140 Batteries Rechargeable. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 209799-100.