Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 8140669-10 found under Block Mounting by San Antonio Air Logistics Center. The National Stock Number assigned to this part is 1560011326651, and the Federal Supply Class is 1560 Airframe Structural Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 8140669-10.