Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 23912 found under Plate Lapping by Tyco Valves And Controls Lp. The National Stock Number assigned to this part is 3460000360253, and the Federal Supply Class is 3460 Machine Tool Accessories. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 23912.