MK50/60 Series with threaded ends

Mark 60 Series

Self-Operated Sliding Gate Pressure Reducing Regulator | Quick Ship Available

Mark 602 Series

Mark 601/602 Series Self Operated Pressure Regulator

High Flows, Higher Cv (Kv) Rating, Sizes: 1-1/2″ – 2″ (DN40 – DN50)

Mark 50HP/60HP Series picture

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

Mark 61 Series Self Operated Pressure Regulator

High Sensitivity, Minimum Offset, Sizes: 1/4" – 3/4" (DN8 – DN20)

Mark 62 Series picture

Mark 62 Series Internally Piloted Pressure Regulator

Compact Design, Turndown: up to 100:1, Setpoint Range: 2 - 200 PSI

Mark 63CDF Series

Mark 63/64 Series Differential Pressure Regulator

Sliding Gate Seat; Tight Shutoff, Sizes: 1/4″ - 2″ (DN8 – DN50)

Mark 66 Air Loaded Pressure Reducing Regulator

Mark 66/660 Series Air Loaded Pressure Regulator

Approx. rangeability: 40:1, Sliding Gate Seat, High Accuracy, Sizes: 1/2″ - 6″ (DN15 – DN150)

Mark 6769 Series

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

Mark 675 Series Wafer Style Pressure Regulator

Sliding Gate Seat, Jorlon Diaphragm, Sizes: 3″ - 6″ (DN80 – DN150)

Mark 68G Series

Mark 68G Series Globe Type Pressure Reducing Valve

High Capacity, Exceptional Accuracy, Sizes: 1/4″ - 2″ (DN8 - DN50) | Quick Ship Available

Mark 68HP Series picture

Mark 68HP Series High Pressure Steam Regulator

Shutoff: ANSI Class III, Sizes: 1/2" - 1" (DN15 to DN25)

Mark 686G Series

Mark 686G Series Air Loaded Pressure Regulator

Globe Trim, ANSI IV or VI, Sizes: 1/4″ - 2″ (DN8 - DN50)

Mark 687 Series

Mark 687 Series Piloted Pressure Reducing Regulator

Critical Low Pressure, High Flow Applications
1-1/2" - 2" (DN40 - DN50); Balanced Plug

Mark 701/702 Series

Mark 701/702 Series

Sliding Gate Control Valve for High Flow, Higher Cv's (Kv's)

Mark 75 Series

Mark 75 Series

Wafer Style, Motor Operated, Very Precise

Mark 75HW Series

Mark 75HW Series

Wafer Style, Hand Operated, Precise Adjustment

Mark 75MV Series - Motor Operated Control Valve

Mark 75MV Series

Wafer Style, Motor Operated Control Valve; Sliding Gate; 1″ - 8″ (DN25 - DN200)

Mark75PTP Series

Mark 75PTP Series

Piston Operated with Smart Positioner

Boiler Feedwater Control Valve

Mark 33 Series

Boiler Feedwater Control Valve; Motor Operated Sliding Gate; 1/4″ – 2″ (DN8 – DN50)

Mark 37 Series

Mark 37 Series

Motor Operated Control Valve With Electronic Linear Actuator; 1/4″ – 6″ (DN8 – DN150)

Mark 39 Series

Mark 39 Series

Motor Operated Three Way

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