Manufacturer of thermocouples and thermocouple wire with an in-house ISO17025:2005 accredited temperature calibration lab. All products meet AMS 2750 Rev.E. If you need material with even tighter temperature tolerances ask about our GeoSpec material. The GeoSpec temperature tolerances will not exceed +/- 2ï¿½ï¿½F or .2% whichever is greater. Our extensive inventory means our products ship in days-not weeks. We can work with you on custom thermocouples if you need something more than standard configurations. We're very committed to understanding today's aerospace quality specifications for heat treating so contact us if you need assistance or have any questions.