Rectus Series 21 Couplings Nickel Plated Brass

Rectus series 21 nickel plated brass mini industrial quick release couplings – the worlds most commonly used profile and suitable for compressed air and a wide range of liquid and gaseous media.

Nominal bore size is 5mm and the flow rate of this series is 700 litres/minute (compressed air with 1.0 bar pressure drop).

One handed operation - to connect simply push the plug in as normal. To disconnect pull back the sleeve to release the plug.

This coupling is a 'single shut off' type which means that when the coupling and plug are separated the air in the plug side is vented to atmosphere. The coupling should always be fitted on the upstream side of the air flow.

The coupling and plugs are available with BSP Parallel male or female threads or with a hosetail.

Variations available on request:

Brass – see related products section
Double shut off
Stainless steel
Thermoplastic coupling
Safety version
Coded system – an excellent solution for connecting different media where there is a danger of making the wrong connection
Alternative seals (EPDM, FKM or FFKM) giving temperature options from -40 to +316 deg C

Whatever your requirements, please contact a member of our team who will be happy to assist you.