Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number WT-EX 54.30 found under Handling Unit Guided Missile Equ by Gregory Inc. The National Stock Number assigned to this part is 1450012008820, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like WT-EX 54.30.