Beswick Engineering offers a range of miniature pressure relief valves. The RV2 Series, with 10-32 UNF threaded ports, is factory set in the three to 30 psi range. Available in brass, 303 SS and 316 SS, these valves weigh 41 grams (1.4 oz) in brass and SS and feature a piston-style, pressure-sensing element. RVD Series valves are user adjustable in the three to 30 psi range (for higher settings, contact us) with 10-32 UNF threaded ports. Available in brass, aluminum, 303 SS and 316 SS, these valves weigh 25 grams (0.8 oz) in brass and SS or 15 grams (0.5 oz) in aluminum (standard model) with a diaphragm-style, pressure-sensing element. RVD8 Series valves are a manifold-mount version of RVD. Available in brass and 303 SS, they weigh 25 grams in brass and SS (standard model) and feature a diaphragm-style, pressure-sensing element. BPR Series, a back-pressure regulator, can also be used as a relief valve. User-adjustable relief pressures are in the three to 400 psi range. Available in brass, 303 SS and aluminum (depending on the model selected), with 10-32 UNF inlet and either 10-32 UNF or 1/8 NPT outlet, they weigh 72 grams (2.5 oz) in brass and SS or 33 grams (1.1 oz) in aluminum and feature a piston-style, pressure-sensing element.
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