Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S1JY-MARINE-4129 found under Mount Resilient Wea by Korfund Dynamics Corp. The National Stock Number assigned to this part is 5342014261626, 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 S1JY-MARINE-4129.