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Protects pressure gauges and pressure instrumentation from sudden surges in flow or venting in the event of line failure.

Materials: 316 Stainless Steel: body, cover, sleeve, cover gland. 300 Series Stainless Steel: ball

Vertical Installation: Since this type of check valve employs a non-spring loaded ball, valve MUST be installed in VERTICAL position with arrow on valve body pointing UP. (cover gland up).

Resetting Valve: Equalize the pressure across the ball. The ball will drop and reset automatically.

Caution: While testing has shown O-Rings to provide satisfactory service life, both cyclic and shelf life may vary widely with differing service conditions, properties of reactants, pressure and temperature cycling and age of the O-ring. FREQUENT INSPECTIONS SHOULD BE MADE to detect any deterioration, and O-rings replaced as required.

Note: For optional material see Technical Information.

All dimensions for reference only and subject to change.
For prompt service, Autoclave stocks select products. Consult your local representative.
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Unit of Measure
Items
Low-Pressure-Check-Valves_Low

High Pressure Ball Type Excess Flow Valves

Low-Pressure-Check-Valves_Low

High Pressure Ball Type Excess Flow Valves

Low-Pressure-Check-Valves_Low

High Pressure Ball Type Excess Flow Valves
Fits Connection Type N/A F250C N/A F375C N/A F562C
Pressure Rating
N/A 60000 psi4136.79 bar
Orifice N/A 0.094 in2.39 mm N/A 0.125 in3.18 mm N/A 0.187 in4.75 mm
A - Length N/A 3.38 in85.85 mm N/A 3.75 in95.25 mm N/A 4.62 in117.35 mm
B - Length N/A 2.50 in63.50 mm N/A 2.62 in66.55 mm N/A 3.38 in85.85 mm
C - Length N/A 0.50 in12.70 mm N/A 0.53 in13.46 mm N/A 0.81 in20.57 mm
D - Typical Hex N/A 0.63 in16.00 mm N/A 0.75 in19.05 mm N/A 1.12 in28.45 mm
HEX N/A 1.18 in29.97 mm N/A 1.18 in29.97 mm N/A 1.50 in38.10 mm
Tubing Engagement Depth N/A 0.50 in12.7 mm N/A 0.69 in17.5 mm N/A 0.87 in22.0 mm