Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 24-49406 FIND 3 found under O Ring by Treadwell Corporation. The National Stock Number assigned to this part is 5331014817083, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 24-49406 FIND 3.