Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number K512-304-0 found under Depth And Pressure by 3D Instruments Llc. The National Stock Number assigned to this part is 4220011388824, and the Federal Supply Class is 4220 Marine Lifesaving And Diving Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like K512-304-0.