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BELL & GOSSETT Vertical-Discharge Air Vent, 1/2 in FNPT, Brass Body, 150 psi Max - Vertical-Discharge Air Vents
BELL & GOSSETTVertical-Discharge Air Vents

BELL & GOSSETT Vertical-Discharge Air Vent, 1/2 in FNPT, Brass Body, 150 psi Max

<p>The BELL & GOSSETT Vertical-Discharge Air Vent (Model 87) is a reliable solution for removing trapped air from water systems. With a 1/2-inch FNPT connection and a maximum pressure of 150 psi, this brass-bodied…

SKU 3G-OTH-70030

Brand
BELL & GOSSETT
Item
Vertical-Discharge Air Vent, 1/2 in FNPT, Brass Body, 150 psi Max
Part Number
87
Category
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
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

BELL & GOSSETT
Manufacturer Part Number
87
Type
Top Port, For Water, Brass Body, Bottom
FNPT
1/2 in
Max.
150 psi
Product Type
Air Vent

Technical Documents

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

Product Description

<p>The BELL & GOSSETT Vertical-Discharge Air Vent (Model 87) is a reliable solution for removing trapped air from water systems. With a 1/2-inch FNPT connection and a maximum pressure of 150 psi, this brass-bodied vent features a top port design for vertical discharge, making it suitable for hydronic heating and cooling applications. Its durable construction ensures long-lasting performance in commercial and industrial settings.</p><p>As a Singapore-based supplier, 3G Electric offers this air vent with worldwide shipping. Request a quote in SGD, and enjoy GST handling for local buyers. For urgent needs, we provide fast delivery across Singapore and Southeast Asia.</p>

Frequently Asked Questions

What is the maximum pressure rating for this air vent?

The BELL & GOSSETT 87 air vent has a maximum pressure rating of 150 psi.

What is the connection size and type?

It has a 1/2-inch FNPT (female national pipe thread) connection.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
Iron sealing fitting for vertical or horizontal mounting in conduit systems. 3 in trade size with male NPT threads (3 in FNPT x 3 in MNPT). Rated for Class III hazardous locations. UL 886 listed
APPLETON ELECTRIC
Iron sealing fitting for vertical or horizontal mounting in conduit systems. 3 in trade size with male NPT threads (3 in FNPT x 3 in MNPT). Rated for Class III hazardous locations. UL 886 listed
Iron sealing fitting for vertical or horizontal conduit runs, with 1/2 in FNPT x 1/2 in MNPT threaded connections. Rated for 25% fill and UL 886 listed for use in Class II, Division 1 and 2, Groups E, F, G hazardous locations. Overall length 3 1/4 in
APPLETON ELECTRIC
Iron sealing fitting for vertical or horizontal conduit runs, with 1/2 in FNPT x 1/2 in MNPT threaded connections. Rated for 25% fill and UL 886 listed for use in Class II, Division 1 and 2, Groups E, F, G hazardous locations. Overall length 3 1/4 in
Iron sealing fitting for vertical and horizontal conduit runs, rated for 40% fill. Features 1-1/2 in FNPT x 1-1/2 in MNPT threaded ends with NPT threads. UL 886 listed for Class I, Division 1 and 2, Groups B, C, D hazardous locations. Used to seal conduit systems against passage of gases, vapors, or flames
APPLETON ELECTRIC
Iron sealing fitting for vertical and horizontal conduit runs, rated for 40% fill. Features 1-1/2 in FNPT x 1-1/2 in MNPT threaded ends with NPT threads. UL 886 listed for Class I, Division 1 and 2, Groups B, C, D hazardous locations. Used to seal conduit systems against passage of gases, vapors, or flames

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