
Fitting
CPPE3-4
The Light Coupling is small and light weight, which enable attach and detach with only one hand.
Compatible with other manufacturer's couplings.
- Model type
- E3, E7 Series Straight Tube Plug
- Weight
- 4.0g
- Shipping unit
- 1pc.
Port size
Tube dia.
φ4mm |
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Outline Dimensional Drawing

Specifications
Fluid medium | Air, Water(Conditional*) |
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Max. operating pressure | 0.9MPa |
Max. vacuum | -100kPa |
Operating temp. range | 0~60℃(No freezing) |
Warnings
* Make sure to follow the instructions below when the fluid medium is water.
Surge pressure must be controlled lower than max. operating pressure when using water as a fluid medium.
Tap water in Japan free from foreign substances or contamination can be used. Carry out the evaluation under an actual operating condition for using other kind of water.
Be sure to place Insert Ring (WR) into the tube edge when using water as a fluid medium.
Construction

Advantages
The Light Coupling is small and light weight, which enable attach and detach with only one hand.
Compatible with other manufacturer's couplings.
The socket comes with a flow-shut mechanism.
The flow-shut mechanism in socket stops air flow with the removal of the plug.
E3 and E7 series have compact design permitting piping in a limited space.
E3 and E7 series have compact design.
Best suitable for the piping where connection and disconnection of air line is frequently conducted.
Products with Different Sizes
Detailed Safety Instructions
Warning
1.When the fluid medium is water, do not use fittings unless the operating environment meets all the described specifications in the catalog. Otherwise, it may cause damage to the products, the escape of tubes and a fluid leakage.
2.Before uncoupling a plug except check valve built-in type and silencer type, make sure that there is no air pressure in the tube and water temperature is low. In case the pressure still remains in the tube or water temperature is high, it may cause personal injury or a burn.
Caution
1.To lock the coupling, push the plug into the socket until it stops. It may cause the disconnection of the plug if it is installed incompletely. After locking, pull the plug toward oneself moderately to make sure it fixes properly.
Inquiries about this product
It is also possible to suggest products suitable for various conditions such as applications and functions. Please feel free to contact us or visit the nearest sales office.
The following are frequently asked questions. Please check before making inquiries.