Power Generation
Mark 50 Series ⟶
Self-Operated Sliding Gate Back Pressure Regulator, 1/4"- 4", Up to 200 Cv | Quick Ship Available
Mark 501/502 Series ⟶
High Flow Back Pressure Regulator; Sliding Gate; 1-1/2″ – 2″ (DN40 – DN50)
Mark 50HP Series ⟶
High Pressure Back Pressure Regulator, Up to 450 psi (31 bar), 1/4" - 4" (DN8 - DN100) | Quick Ship Available
Mark 51 Series ⟶
Large diaphragm, 1/4" - 3/4" size range
Mark 52 Series ⟶
Internally Piloted Back Pressure Regulator
Mark 53/54 Series ⟶
Differential, Jorlon Diaphragm
Mark 55 Series ⟶
Upstream Vacuum, Jorlon Diaphragm
Mark 56/560 Series ⟶
Dome Loaded, High Accuracy
Mark 57 Series ⟶
Pilot-Operated, Superior Accuracy
Mark 575 Series ⟶
Wafer Style, Jorlon Diaphragm
Mark 58FT/A Series ⟶
Cage Trim, Dual Inlet & Outlet for Through-Flow
Mark 58G Series ⟶
Globe Style, Back Pressure Regulating Valve
Mark 586FT/586A Series ⟶
Dome Loaded
Mark 60 Series ⟶
Self-Operated Sliding Gate Pressure Reducing Regulator | Quick Ship Available
Mark 601/602 Series Self Operated Pressure Regulator ⟶
High Flows, Higher Cv (Kv) Rating, Sizes: 1-1/2″ – 2″ (DN40 – DN50)
Mark 60HP Series High Pressure Reducing Regulator ⟶
Up to 450 PSI | ANSI Class 600 Rated | Sizes 1/4″-4″ | Quick Ship Available
Mark 61 Series Self Operated Pressure Regulator ⟶
High Sensitivity, Minimum Offset, Sizes: 1/4" – 3/4" (DN8 – DN20)
Mark 62 Series Internally Piloted Pressure Regulator ⟶
Compact Design, Turndown: up to 100:1, Setpoint Range: 2 - 200 PSI
Mark 63/64 Series Differential Pressure Regulator ⟶
Sliding Gate Seat; Tight Shutoff, Sizes: 1/4″ - 2″ (DN8 – DN50)
Mark 65 Series Vacuum Pressure Regulator ⟶
Vacuum Range: 1–25″ Hg (0.035–0.886 kg/cm²), Sliding Gate Seat; 1/2″ – 2″ (DN15 – DN50)
Mark 66/660 Series Air Loaded Pressure Regulator ⟶
Approx. rangeability: 40:1, Sliding Gate Seat, High Accuracy, Sizes: 1/2″ - 6″ (DN15 – DN150)
Mark 67/69 Series Pilot-Operated Pressure Regulator ⟶
High Flow, Setpoint: 10 to 200 psi, Sizes: 1/2″ – 6″ (DN15 – DN150)
Mark 675 Series Wafer Style Pressure Regulator ⟶
Sliding Gate Seat, Jorlon Diaphragm, Sizes: 3″ - 6″ (DN80 – DN150)
Mark 68G Series Globe Type Pressure Reducing Valve ⟶
High Capacity, Exceptional Accuracy, Sizes: 1/4″ - 2″ (DN8 - DN50) | Quick Ship Available
Mark 68HP Series High Pressure Steam Regulator ⟶
Shutoff: ANSI Class III, Sizes: 1/2" - 1" (DN15 to DN25)
Mark 686G Series Air Loaded Pressure Regulator ⟶
Globe Trim, ANSI IV or VI, Sizes: 1/4″ - 2″ (DN8 - DN50)
Mark 608BP Series ⟶
Direct Operated Tank Padding Regulator or
Gas Pressure Reducing Regulator for Low Pressures
3/4" - 1" (DN20 - DN25); Balanced Plug - Good for High Inlet Pressures
Mark 627 Series Spring Loaded Pressure Regulator ⟶
Self-Operated, High Inlet Pressure; Sizes: 3/4″ - 2″ (DN20 - DN50)
Mark 630 Series Gas Pressure Reducing Regulator ⟶
Self-Operated, High Inlet Pressure up to 1500 PSI, Sizes: 1″ & 2″ (DN25 & DN50)
Mark 687 Series Piloted Pressure Reducing Regulator ⟶
Critical Low Pressure, High Flow Applications
1-1/2" - 2" (DN40 - DN50); Balanced Plug
Mark 70 Series ⟶
Sliding Gate Diaphragm Control Valve
Mark 701/702 Series ⟶
Sliding Gate Control Valve for High Flow, Higher Cv's (Kv's)
Mark 78 Series ⟶
Globe Style, Accurate Performance | Quick Ship Available
Mark 75 Series ⟶
Wafer Style, Motor Operated, Very Precise
Mark 75HW Series ⟶
Wafer Style, Hand Operated, Precise Adjustment
Mark 75MV Series ⟶
Wafer Style, Motor Operated Control Valve; Sliding Gate; 1″ - 8″ (DN25 - DN200)
Mark 75PTP Series ⟶
Piston Operated with Smart Positioner
Mark 79/79MX Series ⟶
Three-Way, Bypass or Mixing
Mark 33 Series ⟶
Boiler Feedwater Control Valve; Motor Operated Sliding Gate; 1/4″ – 2″ (DN8 – DN50)
Mark 37 Series ⟶
Motor Operated Control Valve With Electronic Linear Actuator; 1/4″ – 6″ (DN8 – DN150)
Mark 39 Series ⟶
Motor Operated Three Way
Mark DBAQ Series ⟶
Angle Style Control Valve
Mark CFR Series Pressure Reducing Filter Regulators ⟶
Filter Regulators
Mark D & DA Series ⟶
Globe & Angle Control Valve
Mark ED & ET Series (1″ – 6″) ⟶
Globe Style Control Valve
Mark ED & ET Series Globe Style Control Valve ⟶
Top Entry Cage Design, Tight Shutoff, Sizes: 8"
Mark EW Series ⟶
Globe Style Control Valves
Mark EZ Series ⟶
Globe Style Control Valve
Y-Type Strainers ⟶
Line Strainers
Your List