The Ashcroft® 1259 is an economical 4.5" ASME process pressure gauge constructed from stainless steel or Monel contact materials, featuring multiple safety enhancements for reliable industrial performance.
| Process Connection | ¼ NPT, ½ NPT Male (Radial direction) |
| Liquid Contact Components | Bourdon tube: 316L SS, Monel Process connection: 316L SS, Monel |
| Non-Liquid Contact Components | Shell: PBT polybutylene terephthalate (UL94V-0 compliant) Cover ring: PBT polybutylene terephthalate (UL94V-0 compliant) |
| Dial Window Options | Ordinary glass, safety glass, acrylic |
| Pressure Ranges | 15-30,000 psi (compound ranges available) |
| Units Available | psi, bar, kg/cm², kPa |
| Dry Gauge | -20°F to 250°F (-29°C to 121°C) |
| PLUS! T Version | 20°F to 200°F (7°C to 93°C) |
| Glycerol Filled | -40°F to 200°F (-40°C to 93°C) |
| Dry Gauge | Non-enclosed shell, suitable for rainproof environments |
| Oil Filled | IP65 protection rating |
| Sealed Enclosure | IP65 protection rating |