Apollo Valves 1041709 Bronze Hot Water Safety Relief Valve 45 psig 3/4 inches MNPT x FNPT

Product Description

The APOLLO VALVES 1041709 is a 3/4" MNPT x FNPT Bronze Hot Water Safety Relief Valve (45 psig). This ASME Section IV capacity certified bronze safety relief valve protects hot water heating boilers, systems, and similar equipment. It can be pre-set to any pressure ranging between 20 to 80 psig at 250°F max.

• 3/4" size
• 45 psig pressure set point
• MNPT x FNPT Connection

Product Highlights

This bronze safety relief valve is corrosion resistant and made in the USA. Suitable for heating applications.

Product Information

Standard Information

• Brand: APOLLO VALVES
• Manufacturer Part Number: 1041709
• Country of Origin: United States

Technical Specifications

• Pressure Set Point: 45
• Connection Method: Threaded
• Connection Type: MNPT x FNPT
• Material: Bronze
• Size: 3/4"
• max operating pressure liquid: 80 psi
• min. medium temperature: 32 °F
• max medium temperature: 250 °F
• peak medium temperature: 250 °F
• Housing material: Bronze
• Connection 1: External thread conical (NPT)
• Nominal diameter connection 1: 3/4 inch (20)
• Outer pipe diameter connection 1: 26.67mm
• Outer pipe diameter connection 1 (imperial): 1.05"
• Connection 2: Internal thread conical (NPT)
• Nominal diameter connection 2: 3/4 inch (20)
• Outer pipe diameter connection 2: 26.67mm
• Outer pipe diameter connection 2 (imperial): 1.05"
• Max. operating pressure at 20 °C: 5.52bar
• Max. operating pressure at 20 °C (imperial): 80psi
• Medium temperature (continuous): 121°C
• Medium temperature (continuous) (imperial): 32°F - 249.8°F
• Surface protection: Untreated
• Length of connection 1: 35.31mm
• Length of connection 1 (imperial): 1.22"
• Length of connection 2: 30.23mm
• Length of connection 2 (imperial): 1.19"
• Working length connection 2: 19.56mm
• Working length connection 2 (imperial): 0.77"
• Suitable for heating: Yes
• Suitable for cooling: No
• Suitable for solar heating: No
• Suitable for hot tap water: No
• Body Material: Bronze
• Nominal Size: 3/4 in
• Pressure Rating: 20 to 80 psi
• Series: 10-400 Series
• Temperature Rating: 32 to 250 deg F
• Product Type: Plumbing Valve
• Finish: Bronze
• Collection: 10 Series Safety Relief Valves
• Shape: Straight
• Applications: Heating
• Approvals: CRN, Made in USA, Build America Buy America (BABA) Act, Buy American Act (BAA)
• Operation: Handle
• Sealing: Silicone
• Segments: Commercial Building
• Style: 1-Part