Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PAC2K-363S found under Cooler Air Evaporative by Campbell Portable Buildings Ltd. The National Stock Number assigned to this part is 4120013933717, and the Federal Supply Class is 4120 Air Conditioning Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like PAC2K-363S.