52902780 Type 63X.50 - SS Case Pressure Gauges Model: 632.50 Specifications according to data sheet: APM 63X.50 (APM 06.03) Measuring System: Stainless Steel 316L Case: stainless steel Bezel ring: cam ring (bayonet type), stainless steel Movement: stainless steel Case filling: without Nominal size: 2.5" Unit: mbar Scale range: -400 mbar...0 mbar Process Connection: 1/4 NPT Connector location: lower mount Window: acrylic (PMMA) Case type: without blow-out disc on top Ingress Protection: IP 54 Temperature range of medium: Standard admissible ambient temperature: Standard Case material: Stainless steel Dial description: Pressure Gauge Standard: US-Standard color for 1.scale (outside): black dial background: White Manufacturer logo: *WIKA�*