WIKA 52449718 Type 63X.50 - SS Case Pressure Gauges Model 632.50 Specifications according to data sheet: PM APM 63X.50 (APM 06.03) Measuring System: Stainless Steel 316L Case filling: without BEZEL RING: CAM RING (BAYONET TYPE), Stainless Steel Nominal size: 4" UNIT: IN/H2O Scale range: 0 H2O ... 60 IN H2O Process Connection: 1/2 NPT Connector location: lower mount Window: laminated safety glass Case Type: blow-out disc back Ingress protection: IP 54 Permissible medium temperature: Standard Admissible ambient temperature: Standard Case Material: Stainless Steel Dial Description: Pressure Gauge Standard: US Std. Color for 1.scale (outside): black Dial Background: White Standard: US-Standard Manufacturer logo: *WIKA�* serialnumber on dial: Serial number *...*