Pressure Relief valves are application specific. They do not specify well to standardization.
Moreover, system designers should specify actively damped relief valves for high-value systems.
Standard catalog Undamped relief valves can easily become unstable, becoming a costly design decision.
MicroFlow Staff are able to offer guidance on Actively Damped Design and Supply.

Yes. There are multiple Plugs suppliers at present. Although important for fluid systems, MicroFlow seeks to innovate and offer longstanding cost-effective solutions. We can assist in offering Plug solutions - Design and Supply.MicroFlow can offer to Plug Restrictor Designs. Specified hole in the base of the plug