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Provide unidirectional flow and tight shut-off for liquids and gases with high reliability. When differential drops below cracking pressure*, valve shuts off. (Not for use as relief valve.)

Materials: 316 Stainless Steel: body, cover, poppet and cover gland. 300 Series Stainless Steel: spring Standard O-ring: Viton, for operation to 500° F (260°C). Buna-N or Teflon available for 250°F (121°C) or 400°F (204°C) respectively; specify when ordering.

Cracking Pressure: 20 psi (1.38 bar) ±30%. Springs
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Unit of Measure

Specifications

Fits Connection Type

SF562CX

Pressure Rating

20000 psi1378.93 bar

Orifice

0.359 in9.12 mm

Rated Cv

2.30

A - Length

4.18 in106.17 mm

B - Length

3.50 in88.90 mm

C - Length

0.53 in13.46 mm

D - Typical Hex

0.94 in23.88 mm

HEX

1.38 in35.05 mm

Tubing Engagement Depth

0.81 in21.0 mm