Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 54-111F 3IN STL found under Valve Scupper by Tate Engineering Systems Inc. The National Stock Number assigned to this part is 2040012236597, and the Federal Supply Class is 2040 Marine Hardware And Hull Items. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 54-111F 3IN STL.