Keystone F86 Swing Type Check Valve

Features

• Lightweight, wafer type check valve with face-to-face dimensions according ISO 5752, table 5 long
• High flow capacity featuring a special shaped disc with a large opening angle resulting in high Kv values
• Spring loaded disc for positive shut-off
• Choice of cast iron or stainless steel body types
• Field replaceable O-ring seat
• Internal travel stop prevents the disc from slamming against the pipe
• Excellent low pressure shut-off The standard low pressure shut-off is less than 0.1 bar (10 kPa)
• Slam free operation
• Optional heavy spring for slam free operation in systems with high decelerations
• Optional light spring for systems with low line velocities
• Optional adjustable travelstop for system with reduced inner diameter pipe