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AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze - Non-Code Air, Inert Gas & Liquids Pressure Relief Valves
AQUATROLNon-Code Air, Inert Gas & Liquids Pressure Relief Valves

AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze

The AQUATROL Adjustable Relief Valve (MPN 69B1B1M2U1-400) is a non-code pressure relief valve for air, inert gas, and liquids. This 3/4 in x 3/4 in bronze valve features a maximum operating pressure of 400 psi and is…

SKU 3G-OTH-437849

Also listed as: 69B1B1M2U1400 · 69B1B1M2U1 400

Brand
AQUATROL
Item
Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze
Category
Non-Code Air, Inert Gas & Liquids Pressure Relief Valves
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Technical Specifications

AQUATROL
Manufacturer Part Number
69B1B1M2U1-400
Type
3/4 in x 3/4 in, Bronze
Max. Op Pressure
400 psi

Technical Documents

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

Product Description

The AQUATROL Adjustable Relief Valve (MPN 69B1B1M2U1-400) is a non-code pressure relief valve for air, inert gas, and liquids. This 3/4 in x 3/4 in bronze valve features a maximum operating pressure of 400 psi and is supplied with MNPT x FNPT connections.

Frequently Asked Questions

What is an AQUATROL adjustable relief valve used for?

The AQUATROL 69B1B1M2U1-400 adjustable relief valve protects non-code air, inert gas, and liquid systems from overpressure. It is commonly used in industrial plumbing, pneumatic, and hydraulic circuits where a bronze, 3/4 in x 3/4 in valve with a 400 psi maximum operating pressure is required.

What are the specifications of the AQUATROL 69B1B1M2U1-400 relief valve?

This AQUATROL valve has a 3/4 in MNPT x 3/4 in FNPT connection, a bronze body, and a maximum operating pressure of 400 psi. It is a non-code adjustable relief valve designed for air, inert gas, and liquids. The manufacturer part number is 69B1B1M2U1-400.

Where to buy AQUATROL relief valves worldwide?

3G Electric supplies AQUATROL relief valves like the 69B1B1M2U1-400 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote on this bronze, 3/4 in x 3/4 in, 400 psi adjustable relief valve.

How to install an AQUATROL adjustable relief valve?

Install the AQUATROL 69B1B1M2U1-400 in a vertical position with the inlet connected to the system and the outlet vented to a safe location. Adjust the set pressure using the threaded cap while monitoring a pressure gauge. Always follow local codes and the manufacturer's instructions for non-code applications.

Used in

Common applications for AQUATROL
Industrial compressed air systems — AQUATROL 69 series non-code adjustable relief valves for overpressure protection on air receivers and piping.
Steam boiler pressure vessels — AQUATROL 740 series ASME Section VIII safety relief valves for code-compliant steam overpressure relief.
Hydraulic fluid circuits — AQUATROL 69 series non-code adjustable relief valves for pressure limiting in liquid systems up to 250 psi.
Inert gas blanketing systems — AQUATROL 69 series non-code adjustable relief valves for pressure control on nitrogen or argon lines.
Process water piping — AQUATROL 69 series non-code adjustable relief valves for thermal expansion or pump discharge overpressure protection.
Steam distribution headers — AQUATROL 740 series ASME Section VIII safety relief valves for protecting steam mains and branch lines.

AQUATROL Products

3G Electric supplies AQUATROL 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 200 psi Max. Op Pressure (MPN 69B1B1M2U1-200)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 200 psi Max. Op Pressure (MPN 69B1B1M2U1-200)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 250 psi Max. Op Pressure (MPN 69B1B1M2U1-250)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 250 psi Max. Op Pressure (MPN 69B1B1M2U1-250)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 600 psi Max. Op Pressure (MPN 69B1B1M2U1-600)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 600 psi Max. Op Pressure (MPN 69B1B1M2U1-600)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 100 psi Max. Op Pressure (MPN 69B1B1M2U1-100)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 100 psi Max. Op Pressure (MPN 69B1B1M2U1-100)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 100 psi Max. Op Pressure (MPN 69B1A1M2U1-100)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 100 psi Max. Op Pressure (MPN 69B1A1M2U1-100)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 300 psi Max. Op Pressure (MPN 69B1B1M2U1-300)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 300 psi Max. Op Pressure (MPN 69B1B1M2U1-300)

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AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/4 in, Bronze, 15 psi Max. Op Pressure (MPN 69D1A1M2U1-15)
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AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/4 in, Bronze, 15 psi Max. Op Pressure (MPN 69D1A1M2U1-15)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Bronze, 15 psi Max. Op Pressure (MPN 69A1AM2U1-15)
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AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Bronze, 15 psi Max. Op Pressure (MPN 69A1AM2U1-15)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/4 in, Bronze, 50 psi Max. Op Pressure (MPN 69D1B1M2U1-50)
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AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/4 in, Bronze, 50 psi Max. Op Pressure (MPN 69D1B1M2U1-50)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/8 in x 1/2 in, Bronze, 200 psi Max. Op Pressure (MPN 55BA1M2U1-25)
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AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/8 in x 1/2 in, Bronze, 200 psi Max. Op Pressure (MPN 55BA1M2U1-25)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/4 in, Bronze, 100 psi Max. Op Pressure (MPN 69D1B1M2U1-100)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/4 in, Bronze, 100 psi Max. Op Pressure (MPN 69D1B1M2U1-100)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 300 psi Max. Op Pressure (MPN 69B1A1M2U1-300)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 300 psi Max. Op Pressure (MPN 69B1A1M2U1-300)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 15 psi Max. Op Pressure (MPN 69B1A1M2U1-15)
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 15 psi Max. Op Pressure (MPN 69B1A1M2U1-15)
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 in x 1 in, Bronze, 75 psi Max. Op Pressure (MPN 69C1A1M2U1-75)
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AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 in x 1 in, Bronze, 75 psi Max. Op Pressure (MPN 69C1A1M2U1-75)