Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number KP100A found under Kingpin Fifth Wheel by Capitol Tool And Die Co. The National Stock Number assigned to this part is 2510013994223, and the Federal Supply Class is 2510 Vehicular Cab Body And Frame Structural Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like KP100A.