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APOLLO Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Cast Bronze - Non-Code Air, Inert Gas & Liquids Pressure Relief Valves
APOLLONon-Code Air, Inert Gas & Liquids Pressure Relief Valves

APOLLO Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Cast Bronze

The APOLLO Adjustable Relief Valve (MPN 1650101) is a 1/2 in x 1/2 in, cast bronze non-code pressure relief valve for air, inert gas, and liquids, with a maximum operating pressure of 250 psi. It features MNPT x FNPT…

SKU 3G-OTH-437940

Brand
APOLLO
Item
Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Cast Bronze
Category
Non-Code Air, Inert Gas & Liquids Pressure Relief Valves
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Payment
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Technical Specifications

APOLLO
Manufacturer Part Number
1650101
Type
1/2 in x 1/2 in, Cast Bronze
Max. Op Pressure
250 psi

Technical Documents

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APOLLO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The APOLLO Adjustable Relief Valve (MPN 1650101) is a 1/2 in x 1/2 in, cast bronze non-code pressure relief valve for air, inert gas, and liquids, with a maximum operating pressure of 250 psi. It features MNPT x FNPT connections and is adjustable for set pressure. 3G Electric interprets demand and delivers this APOLLO valve alongside genuine industrial equipment across 14 departments — with specialist depth in combustion, pumps, and controls — ensuring you get the right solution, not just a part.

Frequently Asked Questions

What is the APOLLO Adjustable Relief Valve 1650101 used for?

The APOLLO 1650101 is a non-code pressure relief valve for air, inert gas, and liquids. It protects systems from overpressure up to 250 psi. Common applications include industrial air compressors, pneumatic lines, and hydraulic circuits where adjustable relief is needed.

What are the specifications of the APOLLO 1650101 relief valve?

This APOLLO valve has a 1/2 in MNPT x 1/2 in FNPT connection, cast bronze body, and maximum operating pressure of 250 psi. It is a non-code adjustable relief valve designed for air, inert gas, and liquids. The manufacturer part number is 1650101.

Where to buy the APOLLO 1650101 relief valve worldwide?

3G Electric supplies the APOLLO 1650101 adjustable relief valve worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this non-code pressure relief valve.

How to install the APOLLO adjustable relief valve 1650101?

Install the APOLLO 1650101 in a vertical position with the inlet connected to the protected system. Use thread sealant on the 1/2 in MNPT connection. Adjust the set pressure by turning the adjustment screw clockwise to increase or counterclockwise to decrease. Test after installation.

Used in

Common applications for APOLLO
Water supply systems — APOLLO double check valve backflow preventers (Series 4A) for backflow protection in commercial buildings.
HVAC piping — APOLLO bronze ball valves (two-piece, FNPT) for shut-off and isolation in heating and cooling loops.
Irrigation networks — APOLLO double check valve assemblies (bronze, FNPT) to prevent contamination of potable water sources.
Process piping — APOLLO three-piece ball valves (full-port, sweat connections) for maintenance-friendly flow control in industrial lines.
Safety systems — APOLLO spring-return lever ball valves (bronze, FNPT) for fail-safe shut-off in fuel or gas applications.
Plumbing repairs — APOLLO repair kits (complete check kits) for servicing backflow preventers in existing installations.

APOLLO Products

3G Electric supplies APOLLO non-code air, inert gas & liquids pressure relief valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Cross-referenced by specification & description
APOLLO Safety Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Cast Bronze, 150 psi Max. Op Pressure (MPN 1740203)
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APOLLO Safety Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Cast Bronze, 150 psi Max. Op Pressure (MPN 1740204)
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APOLLO Safety Relief Valve: MNPT x FNPT, 1 in x 1 in, 15 psi Max. Op Pressure, Cast Bronze (MPN 13202B10)
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APOLLO Safety Relief Valve: MNPT x FNPT, 1 in x 1 in, 15 psi Max. Op Pressure, Cast Bronze (MPN 13202B10)
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APOLLO Safety Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, 15 psi Max. Op Pressure, Cast Bronze (MPN 13101B05)
APOLLO Safety Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, 15 psi Max. Op Pressure, Cast Bronze (MPN 13101B10)
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APOLLO Safety Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, 15 psi Max. Op Pressure, Cast Bronze (MPN 13101B10)
APOLLO Safety Relief Valve: MNPT x FNPT, 1 in x 1 in, 15 psi Max. Op Pressure, Cast Bronze (MPN 13202B15)
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APOLLO Safety Relief Valve: MNPT x FNPT, 1 in x 1 in, 15 psi Max. Op Pressure, Cast Bronze (MPN 13202B15)

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