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Bell & Gossett Valve Parts

Valve parts are replacement components used to maintain and repair hydronic and HVAC valve assemblies. Their application-specific design supports service work where proper fit, dependable sealing, and accurate valve operation are important to preserving flow control, maintaining system integrity, and supporting reliable long-term performance across heating, cooling, and plumbing systems.

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Bell & Gossett 5" Body V50814
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Bell & Gossett 3" Body V50812
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Bell & Gossett 2" Body V50811
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Bell & Gossett 2" Body V50810
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Bell & Gossett 4" Body V18802
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Bell & Gossett Wiring Label V01345
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Bell & Gossett Wiring Label V01346
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Bell & Gossett Wiring Label V01344
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Bell & Gossett 790-1 Power Pill V01138
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Bell & Gossett O-Ring V01128
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Bell & Gossett 790-8 Capscrew M06690
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Bell & Gossett Loctite J10001
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Bell & Gossett Gasket G86500
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Bell & Gossett S4 Body F90200
Sale price$2,251.95 Regular price$2,713.00
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Bell & Gossett SA 1-1/4 Body F88600
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Bell & Gossett Disc F63200
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Bell & Gossett 790-0 Capscrew DJ0157
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Bell & Gossett Handle D81500
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Bell & Gossett Rod D49000
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Bell & Gossett Handle D46500
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Bell & Gossett Strainer A90981
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Bell & Gossett Nameplate 290504
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Bell & Gossett Nameplate 290503
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From the Atoms & Bits Blog

Pressure Relief Valve

What is a Pressure Relief Valve?

Updated: May 28, 2026 By: Lucas Gasparotto

A pressure relief valve is a type of safety valve designed to automatically release pressure when it exceeds a predetermined level, preventing potential damage or catastrophic failure.

What Is a Pressure Reducing Valve

What Is a Pressure Reducing Valve?

Updated: Apr 22, 2026 By: Lucas Gasparotto

Pressure reducing valves reduce and regulate fluid pressure in a system by automatically adjusting the fluid flow to maintain consistent downstream pressure, regardless of any fluctuations in the u...

What is an Isolation Valve?

What is an Isolation Valve?

Published: Mar 23, 2023 By: Laura Eck

Isolation valves are designed to isolate a particular section of a system to allow maintenance or repair work to be done without affecting the rest of the system.

Circuit Setters vs. Balancing Valves

Circuit Setters vs. Balancing Valves

Published: Feb 01, 2023 By: Laura Eck

Circuit setters are a type of balancing valve—calibrated balancing valves. Bell & Gossett offers the premier circuit setters on the market today.

What is a Thermostatic Expansion Valve (TXV)?

What is a Thermostatic Expansion Valve (TXV)?

Published: Jul 11, 2023 By: Laura Eck

TXVs regulate the rate of refrigerant flow into an evaporator coil. They dynamically adjust refrigerant flow based on the cooling load, ensuring the system operates optimally and preventing damage ...

What is a Tempering Valve?

What is a Tempering Valve?

Published: Apr 21, 2023 By: Laura Eck

A tempering valve mixes hot and cold water to achieve a safe and consistent temperature.

Webstone Mixing Valve

What is a Mixing Valve?

Published: Apr 27, 2023 By: Laura Eck

Mixing valves combine two or more fluid streams at different temperatures to produce a mixed stream at a desired temperature.

What is a Pressure Independent Control Valve?

What is a Pressure Independent Control Valve?

Published: May 10, 2023 By: Laura Eck

A PICV maintains a constant flow rate in HVAC and hydronic systems, regardless of pressure fluctuations. They combine the functions of a flow limiter and a control valve to ensure efficient energy ...

Boiler Drain Valve

Boiler Drain Valves

Published: Mar 07, 2023 By: Laura Eck

Boiler drain valves are manually-operated valves that drain water and eliminate sediment from boilers in steam heating systems to maximize system efficiency.

What is a Flow Control Valve?

What is a Flow Control Valve?

Published: Jan 05, 2023 By: Laura Eck

Flow control valves regulate the flow or pressure of a fluid and are used in commercial and residential hydronic heating systems to limit water flow to equipment.

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