Diaphragm Valves, Weir type
A&L Valve and Fitting, L.P, E. H. Lynn Industries, Inc., GiPi Systems S.A.S.

Dielectric Check Valves
Perfection Corporation

Diesel Engine Exhaust Manifolds
Atlas Industries, Inc.

Diesel Engine Valves
Helio Precision Products, Inc.

Diffuser Silencers for Control Valves
E.I. Williams, Flo-Dyne Limited, Microtherm, Inc., more...

Digital Positioners
Smith Pump Company, Inc., A-t Controls, Inc., Flowserve Nordstrom

Digital Proportional Pressure Control Valves
Dwyer Instruments, Inc

DIN Coil Mount Controllers
HydraForce, Inc.

Direct Mount 3 Piece Automated Ball Valve Packages
A-t Controls, Inc.

Direct Mount 3 Piece Stainless Steel Automated Ball Valve Packages
Valcon Tech, A-t Controls, Inc.

Direct Mount Normally Open Valves
NGT, LLC, Steamflow Trading Corporation

Direct Mount Split Body Flanged Manual Ball Valves
Jindutt Steel, A-t Controls, Inc.

Direct Mount Stainless Steel Automated Ball Valve Packages
Valcon Tech, A-t Controls, Inc.

Direct Steam Converting Valves
Premier Mill

Directional Proportional Valves
HydraForce, Inc., Hyvair Corp.

Directional Sandwich Valves
HydraForce, Inc.

Directional Valves, Fuels
North Coast Industrial Metals, Parker Hannifin Corporation

Dispenser Valves
Able Industries, Inc.

Distributing Valves
Orenco Systems, Inc.

Diverter Gates
Hitech Enterprises, Automatic Systems, Inc., Wrabacon, Inc., more...

Diverter Port Ball Valves
PBM Inc., S&K Automation, Worcester Controls, more...

Diverter Valve Assembly
Century Drill & Tool Co., Inc.

Diverter Valves
Flocon Systems (P) Ltd., Dwyer Instruments, Inc, Kleenair Systems Pvt Ltd, more...

Diverter, Multiport
Lorenz & Son, Kamal Engineering Corporation, Jacob Tubing L. P., more...

Diverter, Pneumatic Conveying
Kice Industries, Inc., Andritz Sprout-Bauer, Everlasting Valve Company, Inc., more...

Diverting Valves
Mazda Limited, Dwyer Instruments, Inc, The Ohio Blow Pipe Company

DM Valves
Lube U. S. A., Inc.

Dole Flow Regulator
Eddington Ind., Screw Machine Div., Eddington Industries, LLC

Door Lock Actuators
Standard Motor Products, Inc.

DOT Valves
Price Engineering Co., Inc.

Double Acting Cable Cylinders
Tol-O-Matic, Inc.

Double Acting Hydraulic Actuators
Automation Technology Incorporated,, Hidromar Hydraulic Machine Industry and Trade JSC, W O M USA

Double Acting Pneumatic Actuators
North Coast Instruments, Rencor Controls, Incorporated, Norriseal (A Dover Resources Company), more...

Double Acting Solenoid Valves
Lorenz & Son, Valtorc, Ningbo Kailing Pneumtiac Co.,Ltd, more...

Double Air Valves
Creative Metal Products, Rebuilders Enterprises, Inc., Hawa valves (india) pvt. ltd.

Double Block & Bleed Valves
A&L Valve and Fitting, L.P, Circle Seal Controls, Inc., Eads Company, more...

Double Disc Flue Gas Slide Valves
Johnson Controls, Inc., PFT/Alexander Service, Inc., Enpro Systems, Inc., more...

Double Door Check Valves
Sure Flow Equipment Inc., Controls International, Inc., APCO Willamette Valve & Primer Corp.

Double Dump Valves
Amtec Engineering, Inc.

Double Flanged Butterfly Valves
DRW Armaturentechnik GmbH, Omkar Valves Pvt. Ltd, Atwood & Morrill Co., Inc., more...

Double Isolation Plug Valves
Steamflow Trading Corporation, Smith Pump Company, Inc., Expansion Seal Technologies

Double Isolation Steel Plug Valves
Steamflow Trading Corporation, Smith Pump Company, Inc.

Double Offset Butterfly Valves
Vortex Valves North America, a Division of Salina Vortex Corporation, Joshi & Jampala Engineering, Fouress Engineering (I) Limited, more...

Double Seated Valves
Mazda Limited, Chemray Corporation

Double Segment Modular Manifolds
Norgren Inc

Double Solenoid Diaphragm Valves
Steamflow Trading Corporation, Venus Trading Company, Ritters Automation Pvt. Ltd., more...

Double Union Ball Valves
Triad Process Equipment, Ashok Polymers, Dupro Engineering Private Limited, more...

Double-Function Sandwich Valves
HydraForce, Inc.

Dovetail Slides
Precision Spindle & Accessories Inc., Skf Precision Technologies, Turnomat Co., LLC

Downward Opening Weir Gates
Plasti-fab, Inc.