We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
RFQ CartGet a QuoteSign inSign up
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 in x 1 1/4 in, 364 psi Max. Op Pressure - ASME Section VIII Steam Pressure Relief Valves
AQUATROLASME Section VIII Steam Pressure Relief Valves

AQUATROL Safety Relief Valve: MNPT x FNPT, 1 in x 1 1/4 in, 364 psi Max. Op Pressure

The AQUATROL Safety Relief Valve (MPN 740EF1M1K1-30) is an ASME Section VIII steam pressure relief valve in a 1 in x 1 1/4 in MNPT x FNPT bronze configuration, rated for a maximum operating pressure of 364 psi. 3G…

SKU 3G-OTH-433779

Also listed as: 740EF1M1K130 · 740EF1M1K1 30

Brand
AQUATROL
Item
Safety Relief Valve: MNPT x FNPT, 1 in x 1 1/4 in, 364 psi Max. Op Pressure
Category
ASME Section VIII Steam Pressure Relief Valves
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

AQUATROL
Manufacturer Part Number
740EF1M1K1-30
Type
1 in x 1 1/4 in, Bronze
Max. Op Pressure
364 psi

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 Safety Relief Valve (MPN 740EF1M1K1-30) is an ASME Section VIII steam pressure relief valve in a 1 in x 1 1/4 in MNPT x FNPT bronze configuration, rated for a maximum operating pressure of 364 psi. 3G Electric interprets demand for this OEM-sourced valve across 14 industrial departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is an AQUATROL safety relief valve used for?

An AQUATROL safety relief valve protects pressure vessels and steam systems from overpressure. This ASME Section VIII valve automatically opens at a set pressure to vent excess steam, preventing catastrophic failure in boilers, heat exchangers, and industrial process lines.

What are the specifications of the AQUATROL 740EF1M1K1-30?

The AQUATROL 740EF1M1K1-30 is a 1 in x 1 1/4 in bronze safety relief valve with a maximum operating pressure of 364 psi. It is an ASME Section VIII steam pressure relief valve, designed for overpressure protection in steam and high-pressure fluid systems.

Where to buy AQUATROL safety relief valves worldwide?

3G Electric supplies AQUATROL safety relief valves worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on the 740EF1M1K1-30 or other AQUATROL valve models for your industrial application.

How to install an AQUATROL safety relief valve?

Install the AQUATROL valve in a vertical position with the spindle upright, using pipe dope on male threads only. Ensure the discharge line is unobstructed and routed to a safe location. Never install a shutoff valve between the vessel and the relief valve.

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 asme section viii steam 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 →

Compatible alternatives & equivalents

Cross-referenced by specification & description
ASME Section VIII steam pressure relief valve with bronze body. Features 1 in MNPT inlet and 1 1/4 in FNPT outlet, rated for maximum operating pressure of 364 psi. Used in industrial boiler and pressure vessel systems to automatically release steam or gas when set pressure is exceeded
AQUATROL
ASME Section VIII steam pressure relief valve with bronze body. Features 1 in MNPT inlet and 1 1/4 in FNPT outlet, rated for maximum operating pressure of 364 psi. Used in industrial boiler and pressure vessel systems to automatically release steam or gas when set pressure is exceeded
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 in x 1 1/4 in, 364 psi Max. Op Pressure, Bronze (MPN 740EF1M1K1-40)
AQUATROL
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 in x 1 1/4 in, 364 psi Max. Op Pressure, Bronze (MPN 740EF1M1K1-40)
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 in x 1 1/4 in, 364 psi Max. Op Pressure, Bronze (MPN 740EF1M1K1-25)
AQUATROL
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 in x 1 1/4 in, 364 psi Max. Op Pressure, Bronze (MPN 740EF1M1K1-25)
AQUATROL 740EF1M1K1-60 ASME Section VIII steam pressure relief valve with bronze body, 1 in MNPT x 1 1/4 in FNPT connections, and maximum operating pressure of 364 psi. Used for overpressure protection in steam systems, pressure vessels, and boilers
AQUATROL
AQUATROL 740EF1M1K1-60 ASME Section VIII steam pressure relief valve with bronze body, 1 in MNPT x 1 1/4 in FNPT connections, and maximum operating pressure of 364 psi. Used for overpressure protection in steam systems, pressure vessels, and boilers
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 in x 1 1/4 in, 364 psi Max. Op Pressure, Bronze (MPN 740EF1M1K1-80)
AQUATROL
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 in x 1 1/4 in, 364 psi Max. Op Pressure, Bronze (MPN 740EF1M1K1-80)
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 in x 1 1/4 in, 364 psi Max. Op Pressure, Bronze (MPN 740EF1M1K1-50)
AQUATROL
AQUATROL Safety Relief Valve: MNPT x FNPT, 1 in x 1 1/4 in, 364 psi Max. Op Pressure, Bronze (MPN 740EF1M1K1-50)

More from AQUATROL

View all AQUATROL parts →
AQUATROL 740FH1M2J1-90 is an ASME Section VIII steam pressure relief valve with a bronze body, 1 1/4 in MNPT inlet and 1 1/2 in FNPT outlet, rated for a maximum operating pressure of 364 psi. Used for overpressure protection in steam, hot water, and process systems
AQUATROL
AQUATROL 740FH1M2J1-90 is an ASME Section VIII steam pressure relief valve with a bronze body, 1 1/4 in MNPT inlet and 1 1/2 in FNPT outlet, rated for a maximum operating pressure of 364 psi. Used for overpressure protection in steam, hot water, and process systems
This ASME Section VIII steam pressure relief valve features a 3/4 in MNPT inlet and 1 in FNPT outlet, with a bronze body and maximum operating pressure of 364 psi. It automatically opens at set pressure to protect boilers, pressure vessels, and piping systems from overpressure, then reseats to prevent system damage. Typical applications include industrial steam plants, refineries, and process heating systems
AQUATROL
This ASME Section VIII steam pressure relief valve features a 3/4 in MNPT inlet and 1 in FNPT outlet, with a bronze body and maximum operating pressure of 364 psi. It automatically opens at set pressure to protect boilers, pressure vessels, and piping systems from overpressure, then reseats to prevent system damage. Typical applications include industrial steam plants, refineries, and process heating systems
ASME Section VIII steam pressure relief valve with 3/4 in MNPT inlet and 1 in FNPT outlet, bronze body, and maximum operating pressure of 364 psi. Used for overpressure protection in steam systems, boilers, and pressure vessels
AQUATROL
ASME Section VIII steam pressure relief valve with 3/4 in MNPT inlet and 1 in FNPT outlet, bronze body, and maximum operating pressure of 364 psi. Used for overpressure protection in steam systems, boilers, and pressure vessels
This AQUATROL steam pressure relief valve is ASME Section VIII certified for overpressure protection in steam systems. It features a 3/4 in MNPT x 1 in FNPT connection, a bronze body, and a maximum operating pressure of 364 psi. Suitable for use on boilers and pressure vessels
AQUATROL
This AQUATROL steam pressure relief valve is ASME Section VIII certified for overpressure protection in steam systems. It features a 3/4 in MNPT x 1 in FNPT connection, a bronze body, and a maximum operating pressure of 364 psi. Suitable for use on boilers and pressure vessels
This bronze steam pressure relief valve features 1 1/4 in MNPT x 1 1/2 in FNPT connections and a maximum operating pressure of 364 psi. Certified to ASME Section VIII, it is used to protect boilers, pressure vessels, and piping systems from overpressure in steam, air, or liquid service
AQUATROL
This bronze steam pressure relief valve features 1 1/4 in MNPT x 1 1/2 in FNPT connections and a maximum operating pressure of 364 psi. Certified to ASME Section VIII, it is used to protect boilers, pressure vessels, and piping systems from overpressure in steam, air, or liquid service
This bronze steam pressure relief valve features a 1 in MNPT inlet and 1 1/4 in FNPT outlet, with a maximum operating pressure of 364 psi. It is ASME Section VIII certified for overpressure protection in steam systems, including boilers and pressure vessels
AQUATROL
This bronze steam pressure relief valve features a 1 in MNPT inlet and 1 1/4 in FNPT outlet, with a maximum operating pressure of 364 psi. It is ASME Section VIII certified for overpressure protection in steam systems, including boilers and pressure vessels
ASME Section VIII steam pressure relief valve with bronze body and MNPT x FNPT connections. Rated for maximum operating pressure of 364 psi. Used in industrial boiler and pressure vessel systems to automatically release steam or gas when set pressure is exceeded
AQUATROL
ASME Section VIII steam pressure relief valve with bronze body and MNPT x FNPT connections. Rated for maximum operating pressure of 364 psi. Used in industrial boiler and pressure vessel systems to automatically release steam or gas when set pressure is exceeded
ASME Section VIII steam pressure relief valve with 2 in MNPT x 2 in FNPT connections. Constructed from bronze with a maximum operating pressure of 364 psi. Used for overpressure protection on steam systems, boilers, and pressure vessels
AQUATROL
ASME Section VIII steam pressure relief valve with 2 in MNPT x 2 in FNPT connections. Constructed from bronze with a maximum operating pressure of 364 psi. Used for overpressure protection on steam systems, boilers, and pressure vessels