How Camlock Couplers Work
Camlock couplers (also called cam and groove fittings) provide a secure, quick-connect solution for hoses and piping without needing tools. They are commonly used in irrigation, agriculture, and fluid transfer systems.
Basic Connection: Male & Female Camlocks
Camlocks are used in matching pairs:
- Female camlock: Has two cam arms (levers) on the sides.
- Male camlock: Has a grooved lip that fits into the female coupler.
To connect:
- Insert the male camlock into the female camlock.
- Push the arms on the female side down to lock them over the lip of the male fitting.
This creates a tight, secure connection without twisting or threading. This is especially useful when hoses are already attached and difficult to rotate.
Common Camlock Types & Their Uses
Types C & E – Hose Connections
Types C and E are designed for hose connections:
- Both have a hose insert (hose shank) that fits inside Layflat or Oval hose.
- The hose is secured to the insert with a hose clamp.
Types A, B, D & F – Threaded Connections
Types A, B, D and F have threads on one side:
- These threads allow them to connect to pumps, filters, valves or any other pipe thread connection.
- They are commonly used as adapters between threaded equipment and camlock hose connections.
Types DP & DC – Plugs & Caps
Types DP and DC are used to close off open camlock ends:
- DP: Male plug that fits into a female camlock.
- DC: Female cap that fits over a male camlock.
These are ideal for temporarily sealing lines, preventing leaks, or keeping dirt and debris out when the system is not in use.
Poly vs. Aluminum Camlocks (Pressure Guidelines)
- Poly (polypropylene) camlocks: Best for low-pressure applications, typically under 40 PSI.
- Aluminum camlocks: Recommended when system pressure is over 40 PSI.
Always verify your system pressure and select the appropriate camlock material for safe and reliable operation.
Finding the Right Camlock at IrrigationKing
You can browse all of our camlock fittings on our website. The easiest way to find the correct part is to sort by size using the filters on the left side of the page.