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

3G Electric
GAST AG258 Vacuum/Pressure Relief Valve - Air Compressor Parts
GASTAir Compressor Parts

GAST AG258 Vacuum/Pressure Relief Valve

The GAST AG258 is a vacuum/pressure relief valve, classified as an air compressor part. This component is identified by manufacturer part number AG258 and also carries the designations 33K801 and R6350A-2.

SKU 3G-OTH-150051

Also listed as: AG 258 · AG-258

Brand
GAST
Item
AG258 Vacuum/Pressure Relief Valve
Part Number
AG258
Category
Air Compressor Parts
Available to Order
Also known as:AG258GAST
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

GAST
Manufacturer Part Number
AG258

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

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

Product Description

The GAST AG258 is a vacuum/pressure relief valve, classified as an air compressor part. This component is identified by manufacturer part number AG258 and also carries the designations 33K801 and R6350A-2.

Frequently Asked Questions

What is the GAST AG258 vacuum/pressure relief valve used for?

The GAST AG258 is a vacuum/pressure relief valve used in air compressor systems to protect equipment from overpressure or excessive vacuum. It automatically vents or admits air to maintain safe operating conditions, commonly applied in pneumatic controls, packaging machinery, and industrial automation.

What are the specifications of the GAST AG258 valve?

The GAST AG258 is a vacuum/pressure relief valve with manufacturer part number AG258, also listed as R7100A-3 and R6350A-2. It is classified as an air compressor part. For detailed technical data such as pressure range or port size, consult the GAST documentation or contact 3G Electric.

Where to buy the GAST AG258 valve worldwide?

You can source the GAST AG258 vacuum/pressure relief valve worldwide through 3G Electric. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the GAST AG258 relief valve?

Install the GAST AG258 valve in the air compressor line where pressure or vacuum relief is needed. Ensure the valve is oriented per the manufacturer's markings, use thread sealant on connections, and test for leaks after installation. Always follow GAST's guidelines for safe operation.

Used in

Common applications for GAST
Packaging machinery — Gast 4AM and 6AM rotary vane air motors for indexing, tensioning, and film feed drives
Vacuum hold-down and pick-and-place — Gast 6066-V103 and 2565-V2A rotary vane vacuum pumps for suction cups and fixture clamping
Pneumatic conveying and aeration — Gast regenerative blowers and rotary vane compressors for air supply in material handling
Mixer and agitator drives — Gast 8AM-NRV-32A air motor for variable-speed, reversible mixing in hazardous or washdown areas
Compressor and vacuum pump maintenance — Gast AF817 leaf valves and AP513B O-rings for overhaul of existing pump heads
Winding and web handling — Gast reversible air motors for constant-tension winders and unwind stands
Not sure this is the right part? Photo-identify it→

GAST Products

3G Electric supplies GAST air compressor parts. 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 →

More from GAST

View all GAST parts →
Replacement valve plate for GAST air compressors, part number AF543 (model 56FR). Controls airflow direction within the compressor to maintain compression efficiency. Used in pneumatic systems and automation equipment requiring compressed air
GAST
Replacement valve plate for GAST air compressors, part number AF543 (model 56FR). Controls airflow direction within the compressor to maintain compression efficiency. Used in pneumatic systems and automation equipment requiring compressed air
The GAST AE163F is a pressure switch designed for use in industrial air compressor systems. It monitors and controls air pressure, automatically activating or deactivating the compressor when pressure reaches a set point. This component is suitable for applications in pneumatic equipment and automation systems
GAST
The GAST AE163F is a pressure switch designed for use in industrial air compressor systems. It monitors and controls air pressure, automatically activating or deactivating the compressor when pressure reaches a set point. This component is suitable for applications in pneumatic equipment and automation systems

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first