Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number P73-01242 found under Software Kit by Microsoft Corporation Sitz In Re. The National Stock Number assigned to this part is 7030015406904, and the Federal Supply Class is 7030 Adp Software. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like P73-01242.