- Overpressure relief and protection of pumps, tanks, lines and hydraulic systems.
- Acid, caustic, ammonia and other corrosive liquids requiring iron, steel or SS materials.
- Pressure regulation.
- By-pass relief.
- Model 171S is all 316 SS potentially suitable for sanitary applications depending on requirements.
All 316 SS construction including spring. Available with pressure-tight hood or packed lift lever.