Quick Coupling Division

Keeping First Responders Safe

Our SCBA Couplings have set the industry standard for quick couplings by the National Fire Protection Association (NFPA). Learn how the couplings are helping firefighters and first responders stay safe in the field.

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Quick Coupling Division

Parker Quick Coupling Division is the largest manufacturer of quick couplings in the world, providing reliable solutions with hydraulic quick disconnects, pneumatic couplings, high-pressure thread-to-connect quick couplers, check valves, wireless sensors, condition monitoring software and many other accessories for the most demanding applications.


Find quick coupling resources for selecting and using Parker products including CAD, literature, videos, demos, blogs, training etc.

Click on the Browse Library button or use the following links for direct access to information on the listed product groups. 

QuickFit Oil Change System
IoT - SensoNODE
Subsea Oil & Gas

Screw to Connect Couplings

Heavy duty, high pressure screw to connect quick couplings make working under pressure easier. Parker's FET and 59 Series are engineered for high impact resistance in demanding, high pressure applications. These thread to connect couplings provide a secure connection that can be easily connected and disconnected under residual pressure and feature non-spill valves. 

Parker Screw to Connect Couplings FET Series   Parker Quick Couplings 59 Series

FET and 59 Series screw to connect couplings are available to purchase on-line. Click on the links to select specific part numbers and add them to your cart. In-stock items ship in 2 days.

FET Series Couplers

FET Series Nipples

59 Series Couplers

59 Series Nipples

Listening to the Voice of Your Machines

Download the Voice of the Machine eBookVoice of the Machine™ powers Parker’s IoT solutions and ensures data is being generated on dozens of critical parameters of your operation. With Voice of the Machine, you’re assured of component-level IoT that is interoperable, secure, scalable and easy-to-use.

  • Reduce your risk, maintenance costs and unplanned downtime
  • Uncover operational and performance improvements
  • Make smarter, more confident decisions and enjoy greater peace of mind
  • Leverage Parker’s expertise to employ easy, cost-effective strategies


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Find a Parker Quick Coupling distributor

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Part Number Cross Reference

Find the part numbers you need for QCD products with a quick search.