GNB Corporation

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GNB Corporation specializes in the manufacture of vacuum valves, chambers and accessories. The company provides standard designs and custom engineering solutions. It offers gate, pendulum and angle valves, multicoolant baffles, liquid nitrogen traps, custom flanges and fittings, view ports, bellows and throttle plates. GNB Corporation also offers repair and rebuild services. The company performs computer-aided design, fabrication, assembly and testing operations. Its professionals are experienced in computer numerical control machining and residual gas analysis. GNB Corporation delivers its products through an international sales network. The company has operated for more than 30 years and is headquartered in Oak Grove, Calif.