Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DHS-12X found under Pyrometer Optical by Wahl Instruments Inc. The National Stock Number assigned to this part is 6685013998488, and the Federal Supply Class is 6685 Pressure Temperature And Humidity Measuring And Controlling Instruments. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like DHS-12X.