Submitted by divya on May 22, 2025
390 Series

390 Series

A high pressure, severe service control valve used in various demanding applications.

  • 1 to 8x6 inch NPS (25 to 200x150mm DN)
  • Globe and Angle Body Styles
  • RF |  RTJ  |  BWE  Available End Connections
  • ASME B16.34 Class 900 & 1500 Pressure Rating
  • ANSI/FCI 70.2 and IEC 60534-4 Class II to V Shutoff

More Details

390 Series control valves are heavy-duty globe style valves used in a variety of demanding applications, including oil and gas, chemical/ petro-chemical, power generation, water distribution and/or treatment, and general industries.

Overview

 

390 Series

 

MODEL DESCRIPTION PLUG TYPE SIZES SHUTOFF CLASS
         
390 High Pressure
General Purpose		 Balanced
 Cage Guided		 2 to 8 Inch NPS 
(50 to 200 mm DN)		 IV / V / VI
         
391 High Pressure
High Temperature		 Balanced
Cage Guided		 2 to 6 Inch NPS
(50 to 150 mm DN)		 II / III / IV
         
392 Low Flow
High Pressure		 Unbalanced
Top Guided		 1 and 2 Inch NPS
(25 and 50 mm DN)		 IV / V
         
  • Reduced Port, Anti-Cavitation and Low-Noise Trim Available
  • Metal Seating Standard
  • Live Loaded Packing Available
  • NACE Options Available
  • Other Material Options Available

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Product Specifications

 

390 Available Configurations

AVAILABLE CONFIGURATIONS
BODY SIZE END CONNECTION
RF AND RTJ (FLANGE CONNECTION) BWE
ASME CLASS 900/1500 ASME CLASS 900 ASME CLASS 1500
GLOBE 2" NPS (50mm DN) ü û û ü
3" NPS (80mm DN) û ü ü ü
4" NPS (100mm DN)
6" NPS (150mm DN)
ANGLE 2" NPS (50mm DN) ü û û ü
3" NPS (80mm DN) û û ü ü
4" NPS (100mm DN)
6" NPS (150mm DN)

AVAILABLE SHUTOFF CLASSIFICATION
VALVE TRIM SEAL OPTION PORT DIAMETER SHUTOFF CLASS
ALL SPRING-LOADED SEAL 1-7/8" TO 5-3/8" (47.6 mm TO 136.5 mm) STANDARD CLASS V - UP TO 450°F (232°C)
OPTIONAL CLASS IV
SPRING-LOADED SEAL WITH PEEK ANTI-EXTRUSION RINGS 1-7/8" TO 5-3/8" (47.6 mm TO 136.5 mm) STANDARD CLASS V - UP TO 450°F (232°C)
OPTIONAL CLASS IV
NOTES: In accordance with ANSI/FCI 70.2 and IEC 60534-4

  • LCC
  • WCC
  • CF8M
  • WC9

CHARACTERISTIC PREFERRED FLOW DIRECTION
EQUAL PERCENTAGE (STANDARD) FLOW DOWN
MODIFIED EQUAL PERCENTAGE FLOW DOWN
LINEAR FLOW DOWN
LOW-NOISE III (LINEAR) FLOW UP 
ANTI-CAVITATION 1-STAGE (LINEAR) FLOW DOWN
ANTI-CAVITATION 2-STAGE (LINEAR) FLOW DOWN

Printable view

391 Available Configurations

AVAILABLE CONFIGURATIONS
BODY SIZE END CONNECTION
RF AND RTJ (FLANGE CONNECTION) BWE
ASME CLASS 900/1500 ASME CLASS 900 ASME CLASS 1500
GLOBE 2" NPS (50mm DN) ü û û ü
3" NPS (80mm DN) û ü ü ü
4" NPS (100mm DN)
6" NPS (150mm DN)
ANGLE 2" NPS (50mm DN) ü û û ü
3" NPS (80mm DN) û û ü ü
4" NPS (100mm DN)
6" NPS (150mm DN)

AVAILABLE SHUTOFF CLASSIFICATION
VALVE TRIM SEAL OPTION PORT DIAMETER SHUTOFF CLASS
ALL DOUBLE PISTON RINGS 1-7/8" (47.6 mm) ONLY CLASS II
2-7/8" TO 3-3/58" (73.0 mm TO 92.1 mm) STANDARD CLASS II
OPTIONAL CLASS III
DOUBLE PISTON RINGS 4-3/8" (111.1 mm) AND LARGER STANDARD CLASS III
TRIPLE PISTON RINGS 4-3/8" (111.1 mm) AND LARGER OPTIONAL CLASS IV
NOTES: In accordance with ANSI/FCI 70.2 and IEC 60534-4

  • LCC
  • WCC
  • CF8M
  • WC9

CHARACTERISTIC PREFERRED FLOW DIRECTION
EQUAL PERCENTAGE (STANDARD) FLOW DOWN
MODIFIED EQUAL PERCENTAGE FLOW DOWN
LINEAR FLOW DOWN
LOW-NOISE III (LINEAR) FLOW UP 
ANTI-CAVITATION 1-STAGE (LINEAR) FLOW DOWN
ANTI-CAVITATION 2-STAGE (LINEAR) FLOW DOWN

Printable view

392 Available Configurations

AVAILABLE CONFIGURATIONS
BODY SIZE END CONNECTION
RF AND RTJ (FLANGE CONNECTION) BWE SWE
ASME CLASS 900/1500
GLOBE 1" NPS (25mm DN) ü ü ü
2" NPS (50mm DN) ü ü ü
ANGLE 1" NPS (25mm DN) ü ü ü
2" NPS (50mm DN) ü ü ü

AVAILABLE SHUTOFF CLASSIFICATION
VALVE TRIM CHARACTERISTIC PORT DIAMETER SHUTOFF CLASS
ALL EQUAL PERCENTAGE / MODIFIED EQUAL PERCENTAGE / LINEAR / DYNA-FLUTE / DYNA-FORM / LOW-NOISE III ALL STANDARD CLASS IV
OPTIONAL CLASS V
ANTI-CAVITATION ALL STANDARD CLASS V
NOTES: In accordance with ANSI/FCI 70.2 and IEC 60534-4

  • LCC
  • WCC
  • CF8M
  • WC9

CHARACTERISTIC PREFERRED FLOW DIRECTION
EQUAL PERCENTAGE (STANDARD) NORMALLY FLOW UP 
MODIFIED EQUAL PERCENTAGE NORMALLY FLOW UP 
LINEAR NORMALLY FLOW UP 
DYNA-FORM FLOW UP ONLY
LOW-NOISE III (LINEAR) FLOW UP 
ANTI-CAVITATION 1-STAGE (LINEAR) FLOW DOWN
ANTI-CAVITATION 2-STAGE (LINEAR) FLOW DOWN

Printable view

390 Series Control Valve Documentation

Refer to our FloSpec software for product selection, sizing and ordering

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