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Features:
  • Design Pressure (DP) / Maximum abnormal pressure (MAP) with the flow in the direction of the arrow on the body: 700 psig, 48 bar
  • Design Pressure (DP) / Maximum abnormal pressure (MAP) with the flow against the direction of the arrow on the body: 350 psig, 24 bar
  • Continuous operating temperature (COT): -40°F/300°F, -40°C/149°C
  • Contact factory or visit website for compatibility with CFC, HCFC, HFC and HFO refrigerants and oils
  • UL/cUL Listed, Conforms to Pressure Equipment Directive 2014/68/EU, CRN 0C1241.9C
  • Forged brass body with full size openings for maximum flow and minimum pressure drop
  • Diaphragms for positive isolation
  • Thermally stable hand wheel for operation in wide temperature ranges
  • LINEMASTER® Packless Diaphragm Valves
    LINEMASTER® Packless Diaphragm Valves - Straight Purge and Drain - Dimensions
    Unit of Measure
    Items LINEMASTER® Packless Diaphragm Valves
    A 18997
    LINEMASTER® Packless Diaphragm Valves - Straight Purge and Drain
    LINEMASTER® Packless Diaphragm Valves
    A 18998
    LINEMASTER® Packless Diaphragm Valves - Straight Purge and Drain
    Connection Size N/A 3/8 in N/A 1/4 in
    Second Connection Size N/A
    A Open N/A 2.7 in69 mm
    B N/A 1.42 in36 mm N/A 1.38 in35 mm
    C N/A 1.07 in27 mm
    D N/A 0.62 in16 mm
    Weight N/A 0.29 kg0.65 lb N/A 0.26 kg0.58 lb
    Operating Temperature [Min] N/A -40 ºC-40 ºF
    Operating Temperature [Max] N/A 149 ºC300 ºF