Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S86133 found under Restrictor Overflow by Hdt Expeditionary Systems Inc. The National Stock Number assigned to this part is 2990005233820, and the Federal Supply Class is 2990 Miscellaneous Engine Accessories Nonaircraft. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like S86133.