PTA-178 Universal Orifice regulates the flow, and threads into Viscometer Tube in the PT-82 Saybolt Viscometer for determining the viscosity of petroleum liquids. The Universal Orifice, also known as a standard orifice, is made of stainless steel. It is inserted in the viscometer tube using the orifice wrench included with the viscometer.
- Made of stainless steel
- Threaded fitting for easy insertion into viscometer tube
- PTA-178 Universal Orifice for Saybolt Viscometer