Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3898 found under Collar Roof Vent by George Fischer Sloane Inc. The National Stock Number assigned to this part is 5670005226266, and the Federal Supply Class is 5670 Building Components Prefabricated. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 3898.