Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 7955 found under Rack Drain Barrel by Protectoseal Co. The National Stock Number assigned to this part is 3990004651828, and the Federal Supply Class is 3990 Miscellaneous Materials Handling Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 7955.