SMC makes a wide line of ball check valves made of brass, electroless nickel plated brass, and stainless steel. Ball check valves offer push-fit, pipe thread (NPT), flare end, or hose barb connections, as well as seal material made from fluoroelastomer, ethylene propylene, Neoprene or Buna-N.

Industrial Specialties Mfg. manufactures a variety of ball check valves. The CVB Series features male and male x female end options. The COP Series of ball check valves offers a compression x male NPT.

Aegis Flow Technologies makes lined ball check valves, including vertical valves for non-return flow control of gasses and fluids, for vertical pipelines between ANSI 150 pound and DIN PN 10/16 flanges, as well as a horizontal lined ball check valve which conforms to the same requirements.

Tulsa Valve makes ball check valves in 1" and 2" sizes made of carbon steel (200-5000 WOG pressure range) or ductile iron (1000-2000 WOG pressure range). Their valves are full opening and made to NACE MR0175 requirements with NPT threaded ends and viton or Buna-N seats.

American Valve carries Milano ball check valves in PVC or CPVC, sizes from 1/2" to 4", threaded or socket end types, with EPDM or PFM seats, and with a working pressure rating of 150 psi. American also offers Milano true union ball check valves in PVC, 1/2" to 2" sizes, socket or flanged end types, pressure rated to 150 psi.

Simtech offers their VQ Series true union ball check valves featuring true union end connectors. These ball check valves are round machined with a tumbled ball, have internal splines, and offer a combination seat/seal for an effective seal with minimum back pressure.

Anderson Brass Company makes check valves made of brass in male x female or female x female models, featuring 1/3 PSI cracking pressure standard, zero leakage, o-ring soft seat/metal backup seat, 1500psi max pressure and -40 to 300F standard (with special models at -40F to 400F).

Velan makes power ball valves, quarter turn valves with sizes from 1/2" to 4" and a pressure rating of ASME Class 900-4500 and socket weld or butt weld connections, for steam applications such as vent, blowoff, drain, and intermittent blowdown.

Apollo Valves offers bronze and stainless steel ball check valves. Both the bronze and stainless steel models are threaded, in-line ball cone check valves.

Asahi/America offers ball check valves in true union types in sizes from 1/2" to 2", and single union type in sizes of 3" to 4". These valves come in socket, flanged, threaded or butt end connections for chemical processing, landfills, water, and food processing applications.

Avco makes ball valves, check valves, gate valves, and globe valves as well as electric, pneumatic, and manual valve actuators. Their check valves are swing disc type with bolted caps and metal seats.

Flowserve carries check valves including piston, swing, tilting disc, and non-return stop-check valves from brands such as Edward, Gestra, Atomac, Worcester Controls, Naval, Argus, and more.

Praher makes CPVC ball check valves in BSP and NPT threaded versions as well as metric, ASTM, British standard, and JIS standards in sizes from 20 to 110mm with EPDM or Viton O-rings, minimal back pressure of 3psi and is available in PVC-U and Corzan PVC-C.

Red White Valve makes ball and check valves with threaded ends, solder joint ends, screwed ends, union ends, EzGrip ends, male/female ends, and more in brass or bronze, or other construction.

Sharpe Valves offers ball valves and swing check valves with flanged ends, threaded socket weld ends, butt weld ends, and others with types such as 3-piece ball valves, gate and globe valves, and multi-port ball valves.