Main Manufacturing, Inc. - Your Home for Hydraulic Flanges

Main Manufacturing has been serving the fluid power industry for more than 50 years! We offer hydraulic flanges that meet many different standards and other types of fittings and adapters (read more)

Main Manufacturing, Inc. - Hydraulic Flanges Eliminate "Christmas Tree Look"

MAIN Manufcaturing's hydraulic reducing flanges eliminate that troublesome "Christmas tree look". (read more)

Main Manufacturing, Inc. - Hydraulic Flanged Elbows & Tees in Tight Spots

MAIN Manufacturing's hydraulic flanged elbows and tees help greatly in tight spots. (read more)

Main Manufacturing, Inc. - Socket-Weld Flanges for Many Standards

Main Manufacturing has manufactured and distributed hydraulic flanges to SAE J518, ISO 6162, ISO 6164, JIS and other flange standards for over 50 years. (read more)

Main Manufacturing, Inc. - ISO and SAE Hydraulic Flanges

ISO and SAE hydraulic flanges with an optional side port. (read more)

Main Manufacturing, Inc. - Special Flanges from Main Manufacturing

Main Manufacturing Products has manufactured hundreds of special flanges that do not fit any established bolt hole spacing. We welcome the opportunity to quote on any particular flange not shown either in our catalog or online. (read more)

Main Manufacturing, Inc. - Butt-Weld Flanges

Main Manufacturing Products has manufactured and distributed hydraulic flanges to SAE J518, ISO 6162, ISO 6164, JIS, and other flange standards for over 50 years. (read more)

Main Manufacturing, Inc. - Threaded Hydraulic Flanges by Main Manufacturing

Main Mainufacturing Products has manufactured and distributed hydraulic flanges to SAE J518, ISO 6162, ISO 6164, JIS, and other flange standards for more than 50 years. (read more)

Main Manufacturing, Inc. - Split Flanges from Main Manufacturing

MAIN Manufacturing Products has manufactured and distributed hydraulic flanges to SAE J518, ISO 6162, ISO 6164, JIS, and other flange standards for over 50 years. (read more)

Main Manufacturing, Inc. - SAE Four-Bolt Hydraulic Flanges

SAE flanges are manufactured in accordance with the mounting dimensions and O-rings of SAE J518 specifications, either code 61 or Code 62, and ISO 6162. Stock flanges include socket weld, butt weld, NPTF, and SAE straight thread connections and are available as reducers, in-line, elbows, tees, and wyes. (read more)