AAA Products International is a full line manufacturer of directional control valves (1/4" NPTF through 2" NPTF ports). Specialize in unique applications and have a reputation for offering valves for the toughest applications.  Also specialize in the manufacturing of hydraulic or electric drive drilling, tapping and rod threading units for high production.

Product Catalog: http://www.aaaproducts.com/catalog.asp

Air-Mite’s product line includes a variety of pneumatic automation components such as air arbor presses, four separate series of air cylinders, various series of air and hydraulic valves, several safety circuit components, and many miniaturized accessories. Air-Mite offers a broad range of components for use in production and assembly.

Product Catalog: http://www.airmite.com/products.htm

ASCO designs and manufactures quality solenoid valves. ASCO products are designed to control the flow of air, gas, water, oil and steam. ASCO products range from two position on/off valves to entire flow control solutions designed to meet requirements of thousands of customers. Micro-miniature solenoid valves, sensors, pneumatic controls and position indication technology with network communications capabilities have been recent additions to the ASCO line of products.

Product Catalog

Humphrey provides comprehensive, engineered solutions for a full range of pneumatic and fluid control applications; they create custom products for customer’s specific requirements.  Humphrey manufactures a wide range of filters, regulators, fittings, mufflers, block cylinders, electric actuators, guided block cylinders, pneumatic grippers, and much more.

Product Catalog: http://www.humphrey-products.com/product_overview/index.ksp

Koganei is based in Toyko, Japan, and created an alliance almost 40 years ago with Humphrey making them the first independent North American and Japanese manufacturers of pneumatics to join forces. Koganei is the top supplier of pneumatic components in Asia and manufactures some of the finest pneumatic actuators and valves in the world.

Product Catalog: http://ww1.koganei.co.jp/en/products/index.html

Mead Fluid Dynamics has been a part of the pneumatic valve and pneumatic cylinder industry since 1939.  Mead designs and manufactures pneumatic components for the industrial automation market, including pneumatic valves, pneumatic cylinders and pneumatic actuators. Applications for Mead’s valve and cylinder lines cover a broad spectrum of modern industry.

Product Catalog: http://www.mead-usa.com/products/index.aspx

Nopak is a manufacturer of pneumatic and hydraulic valves and cylinders, scrap and baling equipment, and a uniquely versatile hand tool called Plierench.

Product Catalog: http://www.nopak.com/Products-Air.htm

Numatics
Numatics Incorporated is a manufacturer of pneumatics and motion control products. They have a broad spectrum of custom developed products and application components.  Their product depth covers all major pneumatic component categories: Air Preparation, Motion Control, Valves, and Accessories.

Product Catalog: http://www.numatics.com/products.asp