Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 75853-69X51PC1 found under Propeller Marine by Electric Boat Corp. The National Stock Number assigned to this part is 2010002566694, and the Federal Supply Class is 2010 Ship And Boat Propulsion Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 75853-69X51PC1.