|Description||U.S. Gauge Series P-500 utility gauges provide economical, reliable service in a wide variety of applications including pumps, compressors, and other equipment. Series P-500 utility gauges come in PSI standard ranges with accuracy of ±3-2-3%. Gauges are available in 1-1/2", 2", 2-1/2", 3-1/2", and 4-1/2" steel cases in center-back and lower mount configurations. Low lead offerings that meet “Reduction of Lead in Drinking Water Act” also available. See Low Lead Series P-500 products.