Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 23C28100 found under Parts Kit Portable Shelter by Air Cruisers Company Llc. The National Stock Number assigned to this part is 5411004145131, and the Federal Supply Class is 5411 Rigid Wall Shelters. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 23C28100.