Description
The Crown Engineering OSVA38BIO is a Webster Oil Safety Valve (OSV) designed for 3/8″ line connections and rated for use with biofuel applications. This valve provides a critical safety shutoff function in oil and biofuel burner systems, helping to prevent unintended fuel flow and protecting equipment during shutdown or loss of power.
Product Overview
As a direct replacement and OEM-quality component, the OSVA38BIO is engineered to meet the demands of modern biofuel-compatible heating systems. Crown Engineering is a trusted source for hard-to-find burner and combustion replacement parts, and this valve reflects their commitment to quality and compatibility across a wide range of equipment.
Key Features
- Webster OSV (Oil Safety Valve) design for reliable fuel shutoff
- 3/8″ connection size for standard oil burner line compatibility
- Biofuel-compatible construction for use with bio-blend and biofuel heating oils
- Provides automatic shutoff to prevent fuel flow during burner off-cycles
- OEM-quality replacement part sourced through Crown Engineering
- Suitable for residential and light commercial oil burner applications
Application
This valve is ideal for HVAC technicians and service professionals maintaining or upgrading oil-fired heating systems that operate on biofuel or bio-blend fuels. Its 3/8″ port size makes it a direct fit for many Webster-compatible burner assemblies.
Specifications
- Brand: Crown Engineering
- SKU: OSVA38BIO
- Valve Type: Oil Safety Valve (OSV)
- Connection Size: 3/8″
- Fuel Compatibility: Biofuel / Bio-blend heating oil







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