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ARMSTRONG INTERNATIONAL Air Vent: Angle/In-line, Top Port, 3/4 in FNPT, For Steam, Cast Iron Body - Angled-Connection Vertical-Discharge Air Vents
ARMSTRONG INTERNATIONALAngled-Connection Vertical-Discharge Air Vents

ARMSTRONG INTERNATIONAL Air Vent: Angle/In-line, Top Port, 3/4 in FNPT, For Steam, Cast Iron Body

The ARMSTRONG INTERNATIONAL Air Vent: Angle/In-line is an angled-connection vertical-discharge air vent with a top port and 3/4 in FNPT connection, designed for steam service. It features a cast iron body rated for a…

SKU 3G-OTH-72026

Also listed as: 1AV34764 · 1AV 3 4 7 64 · 1AV-3-4-7-64

Brand
ARMSTRONG INTERNATIONAL
Item
Air Vent: Angle/In-line, Top Port, 3/4 in FNPT, For Steam, Cast Iron Body
Category
Angled-Connection Vertical-Discharge Air Vents
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

ARMSTRONG INTERNATIONAL
Manufacturer Part Number
1AV-3/4"-7/64"
Type
Top Port, For Steam, Cast Iron Body
Max
450°F
FNPT
3/4 in
Max.
173 psi
Product Type
Air Vent

Technical Documents

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

Product Description

The ARMSTRONG INTERNATIONAL Air Vent: Angle/In-line is an angled-connection vertical-discharge air vent with a top port and 3/4 in FNPT connection, designed for steam service. It features a cast iron body rated for a maximum pressure of 173 psi and a maximum temperature of 450°F (MPN 1AV-3/4"-7/64").

Frequently Asked Questions

What is the ARMSTRONG INTERNATIONAL 1AV-3/4"-7/64" air vent used for?

This ARMSTRONG INTERNATIONAL air vent is used in steam systems to automatically release air from piping and equipment. Its angled-connection vertical-discharge design with a top port and 3/4 in FNPT connection helps improve heat transfer and system efficiency by preventing air binding.

What are the specifications of the ARMSTRONG INTERNATIONAL 1AV-3/4"-7/64" air vent?

The ARMSTRONG INTERNATIONAL 1AV-3/4"-7/64" air vent has a cast iron body rated for a maximum pressure of 173 psi and a maximum temperature of 450°F. It features a top port, 3/4 in FNPT connection, and is designed for steam service with an angled in-line configuration.

Where to buy the ARMSTRONG INTERNATIONAL 1AV-3/4"-7/64" air vent worldwide?

3G Electric supplies the ARMSTRONG INTERNATIONAL 1AV-3/4"-7/64" air vent worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the ARMSTRONG INTERNATIONAL 1AV-3/4"-7/64" air vent?

Install the ARMSTRONG INTERNATIONAL air vent in a vertical or near-vertical position with the top port facing upward. Ensure the 3/4 in FNPT connection is properly sealed with thread sealant rated for steam service up to 173 psi and 450°F. Follow standard piping practices for steam systems.

Used in

Common applications for ARMSTRONG INTERNATIONAL
Chemical processing — Armstrong International inverted-bucket steam traps (e.g., 882-050-125) for condensate removal from heat exchangers.
Food and beverage — Armstrong International corrosion-resistant steam traps (e.g., 1811-050-200) for steam tracing on sanitary lines.
Refining — Armstrong International high-pressure steam traps (e.g., 1822-100-650) for process steam mains.
Commercial HVAC — Armstrong International steam spargers (e.g., MS6-1-1/4") for hot water generation in boiler systems.
Pharmaceutical — Armstrong International stainless-steel steam traps (e.g., 1811-050-400) for clean steam applications.
Power generation — Armstrong International cast-iron steam traps (e.g., 883-075-250) for turbine drain lines.

ARMSTRONG INTERNATIONAL Products

3G Electric supplies ARMSTRONG INTERNATIONAL angled-connection vertical-discharge air vents. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Air Vent: Angle/In-line, Top Port, 1/2 in FNPT, For Steam, Cast Iron Body, 173 psi Max., 450°F Max. (MPN 1AV-1/2"-7/64")
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Air Vent: Angle, Top Port, 1/2 in FNPT, For Steam, Stainless Steel Body, 267 psi Max., 500°F Max. (MPN 11AV-1/2"-#38)
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Angled-connection vertical-discharge air vent with top port, 1/2 in FNPT connection, for steam service. Cast iron body rated for 146 psi maximum pressure and 450°F maximum temperature. Automatically releases air and non-condensable gases from steam piping and equipment to improve heat transfer and prevent air binding
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