Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 11-490-670-00 found under Punch Head Assembly by Ahearn And Soper Co Inc. The National Stock Number assigned to this part is 7035010052426, and the Federal Supply Class is 7035 Adp Support Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 11-490-670-00.