Exceeds industry standard of 20,000 psi. MAXPRO® offers a complete line of Maximator® medium pressure fittings, tubing, check valves, line filters, anti-vibration fittings and safety head assemblies. Maximator® o-ring check valves provide high quality directional flow control and tight shutoff for liquids and gases. All check valves are supplied with glands and collars. These check valves are not to be used as a relief device.

Materials.
Body, cover, poppet, cover gland: 316 series stainless steel
Spring: 300 series stainless steel
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Item #

Valve Pattern

Connection Type

Orifice Size

Flow Value (Cv)

Dimension A

21OC4M N/A O-Ring Check Valves N/A 4MF N/A 0.106 in N/A 0.28 N/A 0.88 in
21OC6M N/A O-Ring Check Valves N/A 6MF N/A 0.201 in N/A 0.84 N/A 1.06 in
21OC9M N/A O-Ring Check Valves N/A 9MF N/A 0.307 in N/A 2.30 N/A 1.44 in
21OC12M N/A O-Ring Check Valves N/A 12MF N/A 0.438 in N/A 4.70 N/A 2.00 in
21OC16M N/A O-Ring Check Valves N/A 16MF N/A 0.562 in N/A 7.40 N/A 2.00 in
15OC24M N/A O-Ring Check Valves N/A 24MF N/A 0.937 in N/A 14.0 N/A 2.25 in
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