Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 226 1 2 IN found under Tapepressure Sensitive Adhesive by 3M Company. The National Stock Number assigned to this part is 7510016795992, 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 226 1 2 IN.