The Ashcroft 251490A02B1001W is a precision 2-1/2" pressure gauge designed for accurate measurement in various applications. With a pressure range of 0-100 PSI, this gauge features a 1/4" NPT back mount connection, making it ideal for easy installation in tight spaces. Constructed with durable materials, it ensures reliability and longevity in demanding environments. This gauge complies with industry standards, ensuring it meets the necessary safety and performance requirements. Perfect for process equipment monitoring, it provides clear readings for effective pressure management.