The 4" x 1/2" Liquid Filled Pressure Gauge 0-1000 by SEALFAST is designed for accurate pressure measurement in various applications. This gauge features a liquid-filled design that dampens vibrations, ensuring precise readings even in high-pressure environments. With a range of 0-1000 PSI, it is suitable for a wide array of industrial uses. The 4" diameter provides a clear view of the dial, while the 1/2" connection allows for easy installation in standard piping systems. Built to withstand harsh conditions, this pressure gauge is an essential tool for professionals requiring reliable performance and accuracy.