Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S1455 found under Filter Media Air Conditioning by Coastal Environmental Systems Inc. The National Stock Number assigned to this part is 4130014832617, and the Federal Supply Class is 4130 Refrigeration And Air Conditioning Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like S1455.