Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3-11249-1 found under Mount Shock Shippin by Champion Industries Inc. The National Stock Number assigned to this part is 8145000031499, and the Federal Supply Class is 8145 Specialized Shipping And Storage Containers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 3-11249-1.