Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 074-1300 ITEM 29 found under Vent Line by Rix Industries. The National Stock Number assigned to this part is 4710016687945, and the Federal Supply Class is 4710 Pipe Tube And Rigid Tubing. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 074-1300 ITEM 29.