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BELL & GOSSETT Vertical-Discharge Air Vent, 3/4 in MNPT, Brass Body, 75 psi Max. - Vertical-Discharge Air Vents
BELL & GOSSETTVertical-Discharge Air Vents

BELL & GOSSETT Vertical-Discharge Air Vent, 3/4 in MNPT, 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
Vertical-Discharge Air Vent, 3/4 in MNPT, Brass Body, 75 psi Max.
Part Number
79
Category
Vertical-Discharge Air Vents
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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
Hydronic heating systems — Bell & Gossett three-piece inline circulator pumps (e.g., SKU 788NP7) for closed-loop water circulation.
Potable water recirculation — Bronze Bell & Gossett circulator pumps (e.g., SKU 422W64) for domestic water systems.
Steam distribution — Bell & Gossett thermostatic steam traps (e.g., 8C-A-3-125) for condensate removal at 125 psi.
Debris protection — Bell & Gossett brass Y strainers (e.g., 420C series) installed upstream of pumps and valves.
Variable-flow hydronic systems — Bell & Gossett ECM circulating pumps (e.g., SKU 795F78) for energy-efficient flow control.
Low-pressure steam lines — Bell & Gossett angle thermostatic steam traps (e.g., 17C-A-3-25) rated for 25 psi and 162 lb/hr.
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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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