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SMC Pneumatic Check Valve: Straight, 4 mm Tubing, 4 mm Tubing - Pneumatics
SMCPneumatics

SMC Pneumatic Check Valve: Straight, 4 mm Tubing, 4 mm Tubing

The SMC Pneumatic Check Valve: Straight (MPN AKH04-00) is a pneumatics component with a brass body, designed for 4 mm tubing on both inlet and outlet. It features a maximum pressure of 1 MPa and includes internal…

SKU 3G-OTH-156671

Also listed as: AKH0400 · AKH04 00

Brand
SMC
Item
Pneumatic Check Valve: Straight, 4 mm Tubing, 4 mm Tubing
Category
Pneumatics
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Technical Specifications

SMC
Manufacturer Part Number
AKH04-00
Tubing
4 mm
MPa Max. Pressure
1

Technical Documents

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

Product Description

The SMC Pneumatic Check Valve: Straight (MPN AKH04-00) is a pneumatics component with a brass body, designed for 4 mm tubing on both inlet and outlet. It features a maximum pressure of 1 MPa and includes internal parts made of NBR, aluminum alloy, stainless steel, and NBR gaskets.

Frequently Asked Questions

What is the SMC AKH04-00 pneumatic check valve used for?

The SMC AKH04-00 is a straight pneumatic check valve used to allow air flow in one direction while preventing backflow in pneumatic systems. It is commonly applied in automation, packaging, and industrial machinery where reliable one-way flow control is needed.

What are the specifications of the SMC AKH04-00 check valve?

The SMC AKH04-00 check valve has a brass body, accepts 4 mm tubing on both inlet and outlet, and has a maximum pressure rating of 1 MPa. Internal components include NBR, aluminum alloy, stainless steel, and NBR gaskets. It is a straight configuration pneumatics component.

Where to buy the SMC AKH04-00 check valve worldwide?

You can source the SMC AKH04-00 check valve through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to install the SMC AKH04-00 pneumatic check valve?

Install the SMC AKH04-00 by connecting 4 mm tubing to both ports, ensuring the flow direction arrow on the valve body matches your system's flow. Use appropriate fittings and verify the system pressure does not exceed 1 MPa. Always follow standard pneumatic installation practices.

Used in

Common applications for SMC
Automotive assembly — SMC ZP3 flat vacuum pads for handling small components in pick-and-place robots
Semiconductor manufacturing — SMC ZM series vacuum generators with needle valves for precise wafer handling
Food packaging — SMC AW-D series filter regulators for clean compressed air in pneumatic actuators
General industrial automation — SMC AS2211F speed control valves for regulating cylinder speeds in conveyor systems
Vacuum conveying — SMC ZH series box-type vacuum generators for material transport in packaging lines
Machine tool coolant systems — SMC ZF series in-line filters to protect vacuum ejectors from debris

SMC Products

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

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Cross-referenced by specification & description
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