Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1B-000303WW-DC1 found under Cleaner Pressure Solvent Water by Allied Enterprises Inc. The National Stock Number assigned to this part is 4940011518907, 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 1B-000303WW-DC1.