Ideal for the visual inspection of liquid refrigerant or oil levels, Heldon now offer a complete range of plated steel bodies, MNPT threaded, Sight Glasses with built-in fused lense. Suitable for a wide variety of pressure vessel applications, these sturdy items are suited for most refrigerants and oils.

Features & Benefits

• These Pressure-Relief Valves are All PTFE Seated, Permitting their Use in Applications of Either High or Low Temperatures Where the Conventional Rubber Seated Valves are Often Completely Unsatisfactory
• RoHS Compliant
• Made in USA

Specifications

• Type: Spring Loaded, Angle
• Inlet Size: 3/8 Inch
• Outlet Size: 3/8 Inch
• End Connection: Male Threaded x SAE Flare
• Body Material: Brass
• Spring Material: Stainless Steel
• Seat Material: PTFE
• Set Pressure Range: 450 PSIG
• Temperature Rating: -40 to 325 Deg F
• Application: Commercial Refrigerant, Air Conditioner
• Applicable Standard: ANSI/ASHRAE 15, ASME 16-564, CRN
RoHS Compliant; Port Diameter 3/16 Inch