The Lee Company.

The Lee Company offers two types of pressure snubbing devices, and a mechanical device that records peak pressure.
Lee Micro Damp®

Lee Micro DampThe Lee Micro Damp is a miniature, fixed restrictor designed specifically to provide pressure surge protection for hydraulic pressure transmitters, pressure switches and gauges, improving the accuracy, reliability and life of these devices. The Micro Damp operates at system pressures up to 5,000 psi, and is so small it can be incorporated directly into the sensing port of a transducer. Learn More ...