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Size: 1/2 thru 2 inch

Pressure Limit: Varies depending on application

Applications: Air/gas compressors, liquid filled pressure vessels, Hot water boilers and pressure vessels containing gas air liquid or steam.

Features: Valve housing is heavy-duty cast steel, stainless steel or bronze. Standard spring material is chrome suitable for temperatures to 450°F.

Models 910-919 and 927 Safety Relief Valves image
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Item

Description

Pressure Limit

Temperature Limit

Model 910 N/A Cast steel with SS trim N/A 900 psig N/A 800°F
Model 911 N/A Stainless steel N/A 900 psig N/A 800°F
Model 916 N/A Cast Steel with plain lever and resilient seat/seals N/A 900 psig N/A 800°F
Model 917 N/A Stainless steel with resilient seat/seals N/A 900 psig N/A 800°F
Model 920 N/A Steel body and bonnet with screwed cap and stainless steel spring for organic fluid vaporizers N/A 900 psig N/A 800°F
Model 921 N/A Steel body and bonnet with plain lift lever and stainless steel spring N/A 900 psig N/A 800°F
Model 927 N/A Steel body and bonnet with packed lift lever and stainless steel spring N/A 900 psig N/A 800°F
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