Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 7242-5555 found under Parts Kit Linear Actuating Cylin by Kit Pack Co Inc. The National Stock Number assigned to this part is 1650004563728, and the Federal Supply Class is 1650 Aircraft Hydraulic Vacuum And De-Icing System Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 7242-5555.