Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number N1512 W 9 1483 1S3 found under Valve Globe by Kerotest Manufacturing Corp. The National Stock Number assigned to this part is 4820011445150, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like N1512 W 9 1483 1S3.