SPEEDAIREPneumatics

SPEEDAIRE M3685 Safety Valve, 1/4" Interstage, Set at 75 psi

SPEEDAIRE Pneumatics.

SKU 3G-OTH-144750

Also listed as: M 3685 · M-3685

Brand

SPEEDAIRE

Item

M3685 Safety Valve, 1/4" Interstage, Set at 75 psi

Part Number

M3685

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

SPEEDAIRE

Manufacturer Part Number

M3685 

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

SPEEDAIRE Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

SPEEDAIRE Pneumatics.

Frequently Asked Questions

What is the SPEEDAIRE M3685 safety valve used for?

The SPEEDAIRE M3685 is a 1/4 interstage safety valve set at 75 psi, designed to protect pneumatic systems from overpressure. It is commonly used in industrial air compressor applications to vent excess pressure and prevent equipment damage or safety hazards.

What are the specifications of the SPEEDAIRE M3685 safety valve?

The SPEEDAIRE M3685 safety valve has a manufacturer part number M3685, a 1/4 inch connection, and an interstage set pressure of 75 psi. It is a pneumatic safety valve used for overpressure protection in compressed air systems.

Where to buy the SPEEDAIRE M3685 safety valve worldwide?

You can source the SPEEDAIRE M3685 safety valve through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your pneumatic system needs.

How to install the SPEEDAIRE M3685 safety valve?

Install the SPEEDAIRE M3685 safety valve by threading it into a 1/4 inch port on the interstage of your pneumatic system. Ensure the valve is oriented correctly for proper venting and test for leaks after installation. Follow standard safety practices for pressurized systems.

Used in

Common applications for SPEEDAIRE

Industrial finishing — Speedaire paint sprayer needle adjusting screw (SS201259G) for regulating paint flow and spray pattern.

Wastewater jetting — Speedaire 22KE03 sewer hose, 100 ft, 3/8 in ID, for high-pressure water jetting of drains and lines.

Pneumatic tool operation — Speedaire 2WGX6 air compressor pump, 4.9 cfm at 135 psi, for powering air tools and inflating tires.

Compressed air treatment — Speedaire 2YNL7 desiccant air dryer, 25 cfm, ISO Class 2, for removing moisture in instrument air systems.

Factory automation — Speedaire 22UX50 rotary vane air motor, 5.25 hp, for driving equipment in hazardous or wet environments.

Air preparation — Speedaire 4ZK95 filter-regulator, 3/8 in NPT, 163 cfm, for filtering and regulating pressure in general shop air.

Not sure this is the right part? Photo-identify it→

SPEEDAIRE Products

3G Electric supplies SPEEDAIRE pneumatics. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all SPEEDAIRE products →Contact our engineers →