Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/4 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, 1 1/4 in x 1 1/4 in, Bronze

The AQUATROL Adjustable Relief Valve (MPN 69D1B1M2U1-150) is a Non-Code Air, Inert Gas & Liquids Pressure Relief Valve with a 1 1/4 in x 1 1/4 in MNPT x FNPT connection in bronze, rated for a maximum operating…

SKU 3G-OTH-437895

Brand
AQUATROL
Item
Adjustable Relief Valve: MNPT x FNPT, 1 1/4 in x 1 1/4 in, Bronze
Category
Non-Code Air, Inert Gas & Liquids Pressure Relief Valves
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

AQUATROL
Manufacturer Part Number
69D1B1M2U1-150
Type
1 1/4 in x 1 1/4 in, Bronze
Max. Op Pressure
150 psi
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The AQUATROL Adjustable Relief Valve (MPN 69D1B1M2U1-150) is a Non-Code Air, Inert Gas & Liquids Pressure Relief Valve with a 1 1/4 in x 1 1/4 in MNPT x FNPT connection in bronze, rated for a maximum operating pressure of 150 psi.

Frequently Asked Questions

What is the AQUATROL Adjustable Relief Valve used for?

The AQUATROL Adjustable Relief Valve (MPN 69D1B1M2U1-150) is a non-code pressure relief valve designed for air, inert gas, and liquid systems. It protects equipment from overpressure up to 150 psi. Common applications include industrial piping, compressors, and hydraulic circuits where adjustable set pressure is required.

What are the specifications of the AQUATROL Adjustable Relief Valve?

This AQUATROL valve has a 1 1/4 in MNPT x 1 1/4 in FNPT connection, bronze body, and maximum operating pressure of 150 psi. It is a non-code relief valve for air, inert gas, and liquids. The manufacturer part number is 69D1B1M2U1-150. It is adjustable for set pressure within its range.

Where to buy the AQUATROL Adjustable Relief Valve worldwide?

3G Electric supplies the AQUATROL Adjustable Relief Valve (69D1B1M2U1-150) worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source and deliver this valve to any international destination.

How to install the AQUATROL Adjustable Relief Valve?

Install the AQUATROL valve in a vertical position with the inlet connected to the system. Ensure the discharge is piped to a safe location. Adjust the set pressure using the adjustment screw while monitoring a pressure gauge. Follow standard piping practices for bronze valves and verify the system is depressurized before installation.

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
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). Key specifications — Brand: AQUATROL.
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). Key specifications — Brand: AQUATROL.
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 in x 1 in, Bronze, 400 psi Max. Op Pressure (MPN 69C1B1M2U1-400). Key specifications — Brand: AQUATROL.
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 in x 1 in, Bronze, 400 psi Max. Op Pressure (MPN 69C1B1M2U1-400). Key specifications — Brand: AQUATROL.
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 in x 1 in, Bronze, 600 psi Max. Op Pressure (MPN 69C1B1M2U1-600). Key specifications — Brand: AQUATROL.
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 in x 1 in, Bronze, 600 psi Max. Op Pressure (MPN 69C1B1M2U1-600). Key specifications — Brand: AQUATROL.
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 in x 1 in, Bronze, 300 psi Max. Op Pressure (MPN 69C1B1M2U1-300). Key specifications — Brand: AQUATROL.
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 in x 1 in, Bronze, 300 psi Max. Op Pressure (MPN 69C1B1M2U1-300). Key specifications — Brand: AQUATROL.
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 in x 1 in, Bronze, 250 psi Max. Op Pressure (MPN 69C1B1M2U1-250). Key specifications — Brand: AQUATROL.
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 in x 1 in, Bronze, 250 psi Max. Op Pressure (MPN 69C1B1M2U1-250). Key specifications — Brand: AQUATROL.
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 in x 1 in, Bronze, 200 psi Max. Op Pressure (MPN 69C1B1M2U1-200). Key specifications — Brand: AQUATROL.
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 in x 1 in, Bronze, 200 psi Max. Op Pressure (MPN 69C1B1M2U1-200). Key specifications — Brand: AQUATROL.

More from AQUATROL

View all AQUATROL parts →
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 600 psi Max. Op Pressure (MPN 69B1B1M2U1-600). Key specifications — Brand: AQUATROL.
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 600 psi Max. Op Pressure (MPN 69B1B1M2U1-600). Key specifications — Brand: AQUATROL.
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 150 psi Max. Op Pressure (MPN 69B1A1M2U1-150). Key specifications — Brand: AQUATROL.
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 150 psi Max. Op Pressure (MPN 69B1A1M2U1-150). Key specifications — Brand: AQUATROL.
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Bronze, 300 psi Max. Op Pressure (MPN 69A1A1M2U1-300). Key specifications — Brand: AQUATROL.
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1/2 in x 1/2 in, Bronze, 300 psi Max. Op Pressure (MPN 69A1A1M2U1-300). Key specifications — Brand: AQUATROL.
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 400 psi Max. Op Pressure (MPN 69B1B1M2U1-400). Key specifications — Brand: AQUATROL.
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/4 in x 3/4 in, Bronze, 400 psi Max. Op Pressure (MPN 69B1B1M2U1-400). Key specifications — Brand: AQUATROL.
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 2 in x 2 in, Bronze, 250 psi Max. Op Pressure (MPN 69F1A1M2U1-250). Key specifications — Brand: AQUATROL.
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 2 in x 2 in, Bronze, 250 psi Max. Op Pressure (MPN 69F1A1M2U1-250). Key specifications — Brand: AQUATROL.
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 1/2 in x 1 1/2 in, Bronze, 125 psi Max. Op Pressure (MPN 69E1A1M2U1-125). Key specifications — Brand: AQUATROL.
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 1/2 in x 1 1/2 in, Bronze, 125 psi Max. Op Pressure (MPN 69E1A1M2U1-125). Key specifications — Brand: AQUATROL.
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 in x 1 in, Bronze, 50 psi Max. Op Pressure (MPN 69C1B1M2U1-50). Key specifications — Brand: AQUATROL.
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 1 in x 1 in, Bronze, 50 psi Max. Op Pressure (MPN 69C1B1M2U1-50). Key specifications — Brand: AQUATROL.
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/8 in x 1/2 in, Bronze, 200 psi Max. Op Pressure (MPN 55BA1M2U1-25). Key specifications — Brand: AQUATROL.
AQUATROL
AQUATROL Adjustable Relief Valve: MNPT x FNPT, 3/8 in x 1/2 in, Bronze, 200 psi Max. Op Pressure (MPN 55BA1M2U1-25). Key specifications — Brand: AQUATROL.