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BELL & GOSSETT Air Vent: One Port, Top Port, 3/4 in MNPT, For Water, Brass Body, 75 psi Max. - Vertical-Discharge Air Vents
BELL & GOSSETTVertical-Discharge Air Vents

BELL & GOSSETT Air Vent: One Port, Top Port, 3/4 in MNPT, For Water, Brass Body, 75 psi Max.

The BELL & GOSSETT Air Vent: One Port is a vertical-discharge air vent designed for water systems. It features a 3/4 in MNPT top port and a brass body, with a maximum pressure rating of 75 psi and a maximum…

SKU 3G-OTH-69972

Brand
BELL & GOSSETT
Item
Air Vent: One Port, Top Port, 3/4 in MNPT, For Water, Brass Body, 75 psi Max.
Category
Vertical-Discharge Air Vents
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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

BELL & GOSSETT
Manufacturer Part Number
79
Type
Top Port, For Water, Brass Body, Bottom
MNPT
3/4 in
Max.
75 psi
Product Type
Air Vent

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BELL & GOSSETT Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BELL & GOSSETT Air Vent: One Port is a vertical-discharge air vent designed for water systems. It features a 3/4 in MNPT top port and a brass body, with a maximum pressure rating of 75 psi and a maximum temperature of 250°F.

Frequently Asked Questions

What is the BELL & GOSSETT Air Vent 79 used for?

The BELL & GOSSETT Air Vent 79 is used to automatically release trapped air from water systems, preventing air locks and improving system efficiency. It is a vertical-discharge vent with a 3/4 in MNPT top port, brass body, rated for 75 psi max. and 250°F max.

What are the specifications of the BELL & GOSSETT Air Vent 79?

The BELL & GOSSETT Air Vent 79 has a 3/4 in MNPT top port, brass body, and bottom connection. It is rated for water systems with a maximum pressure of 75 psi and a maximum temperature of 250°F. The manufacturer part number is 79.

Where to buy the BELL & GOSSETT Air Vent 79 worldwide?

3G Electric supplies the BELL & GOSSETT Air Vent 79 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this part number 79.

How to install the BELL & GOSSETT Air Vent 79?

Install the BELL & GOSSETT Air Vent 79 at the highest point of the water system where air collects. Use thread sealant on the 3/4 in MNPT connection and tighten securely. Ensure the vent is oriented vertically for proper discharge. Follow local plumbing codes.

Used in

Common applications for BELL & GOSSETT
Steam heating systems — Bell & Gossett cast iron F&T steam traps (FT030H-5) for condensate removal in commercial buildings
Hydronic air elimination — Bell & Gossett vertical-discharge air vents (MPN 87) for water systems in HVAC applications
Steam trap maintenance — Bell & Gossett cover gaskets (MPN 405602) and repair kits (MPN 405620) for field servicing of existing traps
Low-pressure steam processes — Bell & Gossett brass offset thermostatic traps (MPN 17C-S-2-25) for condensate drainage in industrial equipment
Replacement of thermostatic elements — Bell & Gossett steam trap elements (MPN 405628) for 17C series traps in process steam lines

BELL & GOSSETT Products

3G Electric supplies BELL & GOSSETT 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
Air Vent: Top Port, 1/8 in MNPT, For Steam, Brass Body, 10 psi Max., 240°F Max., Side (MPN 499170)
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Air Vent: Top Port, 1/8 in MNPT, For Steam, Brass Body, 10 psi Max., 240°F Max., Side (MPN 499170)
Air Vent: One Port, Top Port, 1/8 in MNPT, For Steam, Brass Body, 6 psi Max., 240°F Max., Side
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Air Vent: One Port, Top Port, 1/8 in MNPT, For Steam, Brass Body, 6 psi Max., 240°F Max., Side
Air Vent: One Port, Top Port, 3/4 in MNPT, For Water, Brass Body, 150 psi Max., 240°F Max., Bottom (MPN FV-4M1- 3/4)
Watts
Air Vent: One Port, Top Port, 3/4 in MNPT, For Water, Brass Body, 150 psi Max., 240°F Max., Bottom (MPN FV-4M1- 3/4)
Air Vent: One Port, Top Port, 1/2 in MNPT, For Water, Brass Body, 150 psi Max., 240°F Max., Bottom (MPN FV-4M1- 1/2)
Watts
Air Vent: One Port, Top Port, 1/2 in MNPT, For Water, Brass Body, 150 psi Max., 240°F Max., Bottom (MPN FV-4M1- 1/2)
Air Vent: One Port, Top Port, 1/8 in MNPT, For Water, Brass Body, 150 psi Max., 240°F Max., Bottom (MPN FV-4-1/8)
Watts
Air Vent: One Port, Top Port, 1/8 in MNPT, For Water, Brass Body, 150 psi Max., 240°F Max., Bottom (MPN FV-4-1/8)
Air Vent: One Port, Top Port, 1 in MNPT, For Water, Brass Body, 150 psi Max., 240°F Max., Bottom (MPN FV-4M1- 1)
Watts
Air Vent: One Port, Top Port, 1 in MNPT, For Water, Brass Body, 150 psi Max., 240°F Max., Bottom (MPN FV-4M1- 1)

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Air Vent: One Port, Top Port, 1/8 in MNPT, For Water, Brass Body, 35 psi Max., 240°F Max., Bottom (MPN 67)
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Air Vent: One Port, Top Port, 3/4 in MNPT, For Water, Brass Body, 150 psi Max., 250°F Max., Bottom (MPN 78)
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Air Vent: One Port, Top Port, 3/4 in MNPT, For Water, Brass Body, 150 psi Max., 250°F Max., Bottom (MPN 78)
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Air Vent: Angle/In-line, Top Port, 3/4 in FNPT, For Water, Cast Iron Body, 250 psi Max., 300°F Max. (MPN 792)
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Air Vent: One Port, Top Port, 1/2 in FNPT, For Water, Brass Body, 150 psi Max., 240°F Max., Bottom (MPN 87)
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Air Vent: One Port, Top Port, 1/2 in FNPT, For Water, Brass Body, 150 psi Max., 240°F Max., Bottom (MPN 87)