SPRING

SPRING
FEATURES:
Strataflo No. 300 Check Valves feature Silicone-treated Buna-S rubber poppets open easily and are more durable than O-rings. Being flexible, they cannot leak. these are noiseless and will operate on very low pressures. Cracking pressure is approximately 1 lb., not adjustable. Working pressure 200 lbs., maximum temperature 225? F. Not for air compressor service. ENVIRO VALVE body is cast from an unleaded alloy with threaded female X female connection. This valve features a non-spin acetal (1/2"-2"), or unleaded bronze (21/2"-4") poppet, NITRILE (Buna-N) seal and stainless steel spring. Temp max: 180 farenheit (80 centig) Press max: 400 PSI

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