Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number G20300 found under Tank Assembly Gas by Engineered Air Systems Inc. The National Stock Number assigned to this part is 4130000430699, 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 G20300.