Fittings to Keep America Moving

These highest quality fittings by APGare used in the tank, truck, and railcar manufacturing industry. Whether it is our top-tier Tight-Fill coupler, ASA flange couplers, Railroad Tank Car adapters, or our API Gravity Drop Couplings; AGP’s fittings keep America producing, moving, and protected.

Looking for more specialty coupling products? APG also manufactures our quality military cam & groove coupling and dry break couplings in America but distributes them around the world.