Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D25-4 134A found under Dispenser Beverage Mechanically by Crathco Inc. The National Stock Number assigned to this part is 7310013865951, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like D25-4 134A.