Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2335-4 found under Switch Pressure Thermostatic by Spectrum Associates Inc. The National Stock Number assigned to this part is 5930011350096, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 2335-4.