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NICHOLSON N25-FO 3/4 Radiator Valve - Radiator Valves for Hot Water & Steam Systems
NICHOLSONRadiator Valves for Hot Water & Steam Systems

NICHOLSON N25-FO 3/4 Radiator Valve

The NICHOLSON N25-FO 3/4 is a temperature-sensitive radiator valve for hot water and steam systems, featuring an angle body style constructed from brass and stainless steel. It connects via 3/4 in NPT pipe and…

SKU 3G-OTH-66642

Also listed as: N25FO34 · N25 FO 3 4 · N25-FO-3-4

Brand
NICHOLSON
Item
N25-FO 3/4 Radiator Valve
Category
Radiator Valves for Hot Water & Steam Systems
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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

NICHOLSON
Manufacturer Part Number
N25-FO 3/4
Type
25 psi, Brass, Stainless Steel, 3/4 in, Angle Body
Material
Brass, Stainless Steel
NPT
3/4 in
Body Style
Angle
Product Type
Radiator Valve
Actuation Style
Temperature-Sensitive
Pipe Connection
3/4 in NPT
Radiator Connection
3/4 in
Maximum Pressure Water/Steam
25 psi

Technical Documents

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

Product Description

The NICHOLSON N25-FO 3/4 is a temperature-sensitive radiator valve for hot water and steam systems, featuring an angle body style constructed from brass and stainless steel. It connects via 3/4 in NPT pipe and radiator connections, with a maximum pressure rating of 25 psi for water or steam.

Frequently Asked Questions

What is the NICHOLSON N25-FO 3/4 radiator valve used for?

The NICHOLSON N25-FO 3/4 is a temperature-sensitive radiator valve designed for hot water and steam heating systems. It controls flow to radiators in commercial and industrial buildings, helping regulate room temperature. Its angle body and 3/4 in NPT connections suit retrofit or new installations.

What are the specifications of the NICHOLSON N25-FO 3/4?

The NICHOLSON N25-FO 3/4 is a brass and stainless steel angle-body radiator valve with a 3/4 in NPT pipe connection and 3/4 in radiator connection. It has a maximum pressure rating of 25 psi for water or steam and uses temperature-sensitive actuation. The manufacturer part number is N25-FO 3/4.

Where to buy the NICHOLSON N25-FO 3/4 worldwide?

3G Electric supplies the NICHOLSON N25-FO 3/4 radiator valve worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this valve to any country.

How to install the NICHOLSON N25-FO 3/4 radiator valve?

Install the NICHOLSON N25-FO 3/4 by connecting the 3/4 in NPT threads to the supply pipe and radiator. Use thread sealant on male threads and tighten with a wrench, avoiding over-torque. Ensure the valve is oriented with the flow arrow (if marked) and test for leaks at 25 psi maximum.

Used in

Common applications for NICHOLSON
Industrial steam condensate removal — Nicholson FTN series C-pattern steam traps in process heating systems
Commercial building radiator control — Nicholson N25-FO radiator valves for hot water and steam heating
High-pressure steam line drainage — Nicholson NFT 250 series in-line traps for 250 psi applications
Space-constrained piping layouts — Nicholson H-pattern steam traps for tight installations in manufacturing plants
Corrosive environment steam trapping — Nicholson stainless steel float traps for chemical processing facilities
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NICHOLSON Products

3G Electric supplies NICHOLSON radiator valves for hot water & steam systems. 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
This forged brass steam radiator valve features an angle body style and hand wheel actuation for manual control of steam flow in heating systems. It has a 3/4 in NPT pipe connection and a 3/4 in radiator connection, with a maximum pressure rating of 60 psi for water and 15 psi for steam
This forged brass steam radiator valve features an angle body style and hand wheel actuation for manual control of steam flow in heating systems. It has a 3/4 in NPT pipe connection and a 3/4 in radiator connection, with a maximum pressure rating of 60 psi for water and 15 psi for steam
Bronze angle-body radiator valve with hand wheel actuation, designed for hot water and steam heating systems. Features 1-1/4 in NPT pipe connection and 1-1/4 in radiator connection. Rated for 60 psi water and 15 psi steam maximum pressure
Bronze angle-body radiator valve with hand wheel actuation, designed for hot water and steam heating systems. Features 1-1/4 in NPT pipe connection and 1-1/4 in radiator connection. Rated for 60 psi water and 15 psi steam maximum pressure
Bronze angle-body radiator valve with hand-wheel actuation for hot water and steam heating systems. Features 3/4 in NPT pipe connection and 3/4 in radiator connection. Rated for 60 psi water and 15 psi steam. Used to manually regulate flow in one-pipe steam or two-pipe hot water radiator installations
Bronze angle-body radiator valve with hand-wheel actuation for hot water and steam heating systems. Features 3/4 in NPT pipe connection and 3/4 in radiator connection. Rated for 60 psi water and 15 psi steam. Used to manually regulate flow in one-pipe steam or two-pipe hot water radiator installations
Bronze angle-body radiator valve with 1-1/2 in NPT pipe connections and 1-1/2 in nut actuation. Rated for 60 psi maximum water pressure and 15 psi maximum steam pressure. Used to control flow of hot water or steam in heating systems
Bronze angle-body radiator valve with 1-1/2 in NPT pipe connections and 1-1/2 in nut actuation. Rated for 60 psi maximum water pressure and 15 psi maximum steam pressure. Used to control flow of hot water or steam in heating systems
This forged brass angle radiator valve is designed for use in hot water and steam heating systems. It features a hand-wheel actuation style, a 1/2 in NPT pipe connection, and a 1/2 in radiator connection. Maximum pressure ratings are 60 psi for water and 15 psi for steam
This forged brass angle radiator valve is designed for use in hot water and steam heating systems. It features a hand-wheel actuation style, a 1/2 in NPT pipe connection, and a 1/2 in radiator connection. Maximum pressure ratings are 60 psi for water and 15 psi for steam
This bronze angle-body radiator valve is designed for hot water and steam heating systems. It features a hand-wheel actuation style, with a 1 in NPT pipe connection and a 1 in radiator connection. Maximum pressure ratings are 60 psi for water and 15 psi for steam
This bronze angle-body radiator valve is designed for hot water and steam heating systems. It features a hand-wheel actuation style, with a 1 in NPT pipe connection and a 1 in radiator connection. Maximum pressure ratings are 60 psi for water and 15 psi for steam

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