Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

CONRADER Safety Valve: Soft Seat, 1/2 in (M)NPT Inlet (In.), 150 psi Preset Setting (PSI) - Soft Seat Pneumatic Safety Valves
CONRADERSoft Seat Pneumatic Safety Valves

CONRADER Safety Valve: Soft Seat, 1/2 in (M)NPT Inlet (In.), 150 psi Preset Setting (PSI)

The CONRADER Safety Valve: Soft Seat is a soft seat pneumatic safety valve with a 1/2 in (M)NPT inlet and a 150 psi preset setting. It features a stainless steel body and internals with a Viton seal, manufactured by…

SKU 3G-OTH-158775

Also listed as: SRV39012VSS150 · SRV390 1 2 V SS 150 · SRV390-1-2-V-SS-150

Brand
CONRADER
Item
Safety Valve: Soft Seat, 1/2 in
Category
Soft Seat Pneumatic Safety Valves
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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

CONRADER
Manufacturer Part Number
SRV390-1/2-V-SS-150
Type
1/2 in (M)NPT Inlet (In.), Viton
Preset Setting (PSI)
150 psi

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The CONRADER Safety Valve: Soft Seat is a soft seat pneumatic safety valve with a 1/2 in (M)NPT inlet and a 150 psi preset setting. It features a stainless steel body and internals with a Viton seal, manufactured by CONRADER under part number SRV390-1/2-V-SS-150.

Frequently Asked Questions

What is the CONRADER SRV390-1/2-V-SS-150 safety valve used for?

The CONRADER SRV390-1/2-V-SS-150 is a soft seat pneumatic safety valve used to protect compressed air systems from overpressure. It is commonly applied in industrial pneumatic circuits, air compressors, and process equipment where a 150 psi preset relief setting and Viton seal compatibility are required.

What are the specifications of the CONRADER SRV390-1/2-V-SS-150?

This CONRADER safety valve has a 1/2 in (M)NPT inlet, a 150 psi preset setting, and a soft seat design. The body and internals are stainless steel, with a Viton seal. The manufacturer part number is SRV390-1/2-V-SS-150. It is a soft seat pneumatic safety valve for overpressure protection.

Where to buy the CONRADER SRV390-1/2-V-SS-150 worldwide?

3G Electric supplies the CONRADER SRV390-1/2-V-SS-150 safety valve worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this CONRADER valve to any country.

How to install the CONRADER SRV390-1/2-V-SS-150 safety valve?

Install the CONRADER SRV390-1/2-V-SS-150 by threading the 1/2 in (M)NPT inlet into a compatible port using thread sealant. Ensure the valve is oriented vertically and the discharge is unobstructed. Do not adjust the preset 150 psi setting. Test for leaks after installation per standard pneumatic safety practices.

Used in

Common applications for CONRADER
Air compressor systems — Conrader SRV250 soft seat safety valves for overpressure protection on receiver tanks
Pneumatic tool circuits — Conrader GV2 check valves to prevent backflow in air line lubrication systems
Industrial process control — Conrader SRH375 hard seat safety valves for high-pressure gas manifolds
Mobile equipment hydraulics — Conrader SRV390 soft seat safety valves for pressure relief on pneumatic actuators
Compressed air distribution — Conrader SRH250 hard seat safety valves for branch line protection in plant air systems

CONRADER Products

3G Electric supplies CONRADER soft seat pneumatic safety valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
CONRADER Safety Valve: Soft Seat, 1/2 in (M)NPT Inlet (In.), 75 psi Preset Setting (PSI), Viton (MPN SRV390-1/2-V-SS-075)
CONRADER
CONRADER Safety Valve: Soft Seat, 1/2 in (M)NPT Inlet (In.), 75 psi Preset Setting (PSI), Viton (MPN SRV390-1/2-V-SS-075)
CONRADER Safety Valve: Soft Seat, 1/2 in (M)NPT Inlet (In.), 50 psi Preset Setting (PSI), Viton (MPN SRV390-1/2-V-SS-050)
CONRADER
CONRADER Safety Valve: Soft Seat, 1/2 in (M)NPT Inlet (In.), 50 psi Preset Setting (PSI), Viton (MPN SRV390-1/2-V-SS-050)
CONRADER Safety Valve: Soft Seat, 1/2 in (M)NPT Inlet (In.), 60 psi Preset Setting (PSI), Viton (MPN SRV390-1/2-V-SS-060)
CONRADER
CONRADER Safety Valve: Soft Seat, 1/2 in (M)NPT Inlet (In.), 60 psi Preset Setting (PSI), Viton (MPN SRV390-1/2-V-SS-060)
CONRADER Safety Valve: Soft Seat, 1/2 in (M)NPT Inlet (In.), 100 psi Preset Setting (PSI), Viton (MPN SRV390-1/2-V-SS-100)
CONRADER
CONRADER Safety Valve: Soft Seat, 1/2 in (M)NPT Inlet (In.), 100 psi Preset Setting (PSI), Viton (MPN SRV390-1/2-V-SS-100)
CONRADER Safety Valve: Soft Seat, 1/2 in (M)NPT Inlet (In.), 300 psi Preset Setting (PSI), Viton (MPN SRV390-1/2-V-SS-300)
CONRADER
CONRADER Safety Valve: Soft Seat, 1/2 in (M)NPT Inlet (In.), 300 psi Preset Setting (PSI), Viton (MPN SRV390-1/2-V-SS-300)
CONRADER Safety Valve: Soft Seat, 1/2 in (M)NPT Inlet (In.), 175 psi Preset Setting (PSI), Viton (MPN SRV390-1/2-V-SS-175)
CONRADER
CONRADER Safety Valve: Soft Seat, 1/2 in (M)NPT Inlet (In.), 175 psi Preset Setting (PSI), Viton (MPN SRV390-1/2-V-SS-175)

More from CONRADER

View all CONRADER parts
Soft seat pneumatic safety valve with brass body and silicone seal. Inlet is 1/4 in male NPT, outlet is 3/8 in female NPT, both brass. Used for overpressure protection in pneumatic systems, typically in industrial air and gas lines to relieve excess pressure and safeguard equipment
CONRADER
Soft seat pneumatic safety valve with brass body and silicone seal. Inlet is 1/4 in male NPT, outlet is 3/8 in female NPT, both brass. Used for overpressure protection in pneumatic systems, typically in industrial air and gas lines to relieve excess pressure and safeguard equipment
Brass-bodied soft seat pneumatic safety valve with silicone seat for bubble-tight shutoff. Inlet is 1/4 in male NPT, outlet is 3/8 in female NPT. Used for overpressure protection on compressed air systems, air receivers, and pneumatic piping
CONRADER
Brass-bodied soft seat pneumatic safety valve with silicone seat for bubble-tight shutoff. Inlet is 1/4 in male NPT, outlet is 3/8 in female NPT. Used for overpressure protection on compressed air systems, air receivers, and pneumatic piping
Brass-bodied soft seat safety valve with silicone seat for overpressure protection in pneumatic systems. Features 1/4 in (M)NPT inlet and 3/8 in (F)NPT outlet. Automatically relieves excess pressure to safeguard equipment in air circuits and compressors
CONRADER
Brass-bodied soft seat safety valve with silicone seat for overpressure protection in pneumatic systems. Features 1/4 in (M)NPT inlet and 3/8 in (F)NPT outlet. Automatically relieves excess pressure to safeguard equipment in air circuits and compressors
Brass-bodied pneumatic safety valve with a silicone soft seat seal. Features a 1/2 in male NPT inlet and is preset to relieve at 100 psi. Used to protect compressed air systems, air receivers, compressors, and pneumatic piping from overpressure conditions
CONRADER
Brass-bodied pneumatic safety valve with a silicone soft seat seal. Features a 1/2 in male NPT inlet and is preset to relieve at 100 psi. Used to protect compressed air systems, air receivers, compressors, and pneumatic piping from overpressure conditions
Brass-bodied pneumatic safety valve with a silicone soft seat seal. Features a 1/2 in (M)NPT inlet and a preset relief setting of 200 psi. Used to protect compressed air systems and pneumatic circuits from overpressure conditions
CONRADER
Brass-bodied pneumatic safety valve with a silicone soft seat seal. Features a 1/2 in (M)NPT inlet and a preset relief setting of 200 psi. Used to protect compressed air systems and pneumatic circuits from overpressure conditions
Soft seat pneumatic safety valve with brass body and silicone seat. Inlet is 1/8 in male NPT, outlet is 3/8 in female NPT. Used to relieve overpressure in compressed air systems and pneumatic circuits
CONRADER
Soft seat pneumatic safety valve with brass body and silicone seat. Inlet is 1/8 in male NPT, outlet is 3/8 in female NPT. Used to relieve overpressure in compressed air systems and pneumatic circuits
Soft seat pneumatic safety valve with brass body and silicone seat. Inlet is 1/2 in male NPT, outlet is 5/16 in female NPT, both brass. Used to relieve overpressure in compressed air systems, such as on air receivers, compressors, and pneumatic lines
CONRADER
Soft seat pneumatic safety valve with brass body and silicone seat. Inlet is 1/2 in male NPT, outlet is 5/16 in female NPT, both brass. Used to relieve overpressure in compressed air systems, such as on air receivers, compressors, and pneumatic lines
Soft seat pneumatic safety valve with brass body and silicone seal. Inlet is 3/8 in male NPT, outlet is 3/8 in female NPT. Used for overpressure protection in compressed air systems, such as air receivers, compressors, and pneumatic piping
CONRADER
Soft seat pneumatic safety valve with brass body and silicone seal. Inlet is 3/8 in male NPT, outlet is 3/8 in female NPT. Used for overpressure protection in compressed air systems, such as air receivers, compressors, and pneumatic piping