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For sale is a Ametek USG 541L 316SS Compound Gauge -30 inHg to 150 psi 1/4 LBM. Compound pressure/vacuum gauge by U.S. Gauge (USG) / AMETEK. Fig. No. 541L, Form No. 1233. Flange mount with lower back mount connection (LBM), size 1/4 in (thread type not specified). Dial shows vacuum 0?30 inHg (0?76 cmHg) and pressure 0?150 psi (0?10 kg/cm). Marked 316 stainless steel tube and connection (TUBE-SST 316 / CONN-SST 316). Condition: appears unused old stock; protective cap on the connection and protective film on the lens are present. Light handling/shelf marks on bezel/face. Box shows wear from storage. Includes gauge, original box, and instruction sheet only. Great for industrial/process, pneumatic/hydraulic systems, or panel installations. Buyer should verify size, mounting, and pressure range for their application.